Ember Changelog

Canary

#3852 [BREAKING BUGFIX] Do not assume null Ember.get targets always refer to a global

1.11.0 (March 28, 2015)

#10736 [BUGFIX] Fix issue with Query Params when using Ember.ObjectController (regression from ObjectController deprecation).
#10726 / router.js#ed45bc [BUGFIX] Fix issue with nested {{link-to}} active and transition classes getting out of sync.
#10709 [BUGFIX] Clear src attributes that are set to null or undefined.
#10695 [SECURITY] Add <base> and <embed> to list of tags where src and href are sanitized.
#10683 / #10703 / #10712 [BUGFIX] Fix regressions added during the {{outlet}} refactor.
#10663 / #10711 [SECURITY] Warn when using dynamic style attributes without a SafeString value. See here for more details.
#10463 [BUGFIX] Make async test helpers more robust. Fixes hanging test when elements are not found.
#10631 Deprecate using fooBinding syntax ({{some-thing nameBinding="model.name"}}) in templates.
#10627 [BUGFIX] Ensure specifying class as a sub-expression ({{input value=foo class=(some-sub-expr)}}) works properly.
#10613 [BUGFIX] Ensure {{view id=bar}} sets id on the view.
#10612 [BUGFIX] Ensure Ember.inject.controller() works for all Controller types.
#10604 [BUGFIX] Fix regression on iOS 8 crashing on certain platforms.
#10556 [BUGFIX] Deprecate {{link-to}} unwrapping a controllers model.
#10528 [BUGFIX] Ensure custom Router can be passed to Ember.Application.
#10530 [BUGFIX] Add assertion when calling this.$() in a tagless view/component.
#10533 [BUGFIX] Do not allow manually specifying application resource in the Router.map.
#10544 / #10550 [BUGFIX] Ensure that {{input}} can be updated multiple times, and does not loose cursor position.
#10553 [BUGFIX] Fix major regression in the non-block form of {{link-to}} that caused an application crash after a period of time.
#10554 [BUGFIX] Remove access to this in HTMLBars helpers. To fix any usages of this in a helper, you can access the view from env.data.view instead.
#10475 [BUGFIX] Ensure wrapped errors are logged properly.
#10489 [BUGFIX] Fix an issue with bindings inside of a yielded template when the yield helper is nested inside of another view
#10493 [BUGFIX] Fix nested simple bindings inside of nested yields within views.
#10527 [BUGFIX] Ensure that Component context is not forced to parent context.
#10525 [BUGFIX] Fix issue causing cursor position to be lost while entering into an {{input}} / Ember.TextField.
#10372 / #10431 / #10439 / #10442 Decouple route transition from view creation.
#10436 [BUGFIX] Ensure instrument.{subscribe,unsubscribe,reset} aren’t accidentally clobbered.
#10462 [BUGFIX] Fix incorrect export of Ember.OutletView.
#10398 [BUGFIX] undefined and null values in bind-attr shoud remove attributes.
#10413 Update to use inclusive morph-range (via HTMLBars v0.11.1).
#10464 Add helpful assertion if templates are compiled with a different template compiler revision.
#10160 [FEATURE] Add index as an optional parameter to #each blocks @tim-evans
#10186 Port attributeBindings to AttrNode views @mixonic
#10184 Initial support basic Node.js rendering.
#10179 [FEATURE] Execute initializers in their respective context @gf3
#10213 Ensure overriding attribute bindings is possible @miguelcobain
#10320 Start breaking up Ember.View code into mixins based on purpose @ebryn
#10221 Embed enabled features in debug builds. @rwjblue
#10215 [Bugfix beta] Prevent Ember from erroring when the errorThrown property is undefined @bmac
#10326 Let View#appendChild instantiate SimpleBoundViews rather than doing it manually ourselves @ebryn
#10280 Moves route-recognizer to a NPM dep, bumps emberjs-build @danmcclain
#10256 Simplify and modularize app/router initialization @emberjs
#10254 Make computed.or and computed.and return truthy values @soulcutter
#10271 Clean up boot process @emberjs
#10268 Bumped sha to get tildeio/route-recognizer#40, which fixes #10190 @jayphelps
#10316 Make LinkView FastBoot™-compatible @emberjs
#10321 View#element isn’t observable, we don’t need to use set @ebryn
#10323 Remove meta.descs @ebryn
#10324 Don’t run this mandatory setter test in prod @ebryn
#10329 Update transpiler to Esperanto. @rwjblue
#10352 Add internal _willDestroyElement hook to prevent using instance-based events @ebryn
#10336 Remove unnecessary check for NativeArray @tricknotes
#10334 Update to HTMLBars v0.10.0. @rwjblue
#10338 Ensure computed.oneWay is exported properly. @linstula
#10345 Update to QUnit 1.17.1. @rwjblue
#10350 Make meta.cache & meta.cacheMeta lazy @ebryn
#10353 Avoid creating context bindings for collection views @mmun
#10093 [FEATURE] Implement {{component}} helper @lukemelia

1.10.0 (February 7, 2015)

[BUGFIX] Ensure that property case is normalized.
[BUGFIX] Prevent an error from being thrown if the errorThrown property is a string when catching unhandled promise rejections.
[BUGFIX] contenteditable elements should fire focus events in ember-testing click helper.
[BUGFIX] Remove HTMLBars from builds ember.debug.js and ember.prod.js builds. Please see http://emberjs.com/blog/2015/02/05/compiling-templates-in-1-10-0.html for more details.
[BUGFIX] Ensure that calling the wait testing helpe without routing works properly.
[BUGFIX] Ensure that a plus sign in query params are treated as spaces.
[BUGFIX] Fix broken Ember.Test.unregisterWaiter semantics.
[BUGFIX] Allow unbound helpers to add attributes.
[BUGFIX] Ensure compat helpers calling options.fn work.
[BUGFIX] Fix memory leak in view streams.
[BUGFIX] Don't render default layout for Ember.TextField.
Update HTMLBars version to v0.8.5:
- Allow numbers to be parsed as HTML in IE.
- Add namespace detection.
- Include line number in error thrown for unclosed HTML element.
- removeAttribute fix for IE <11 and SVG.
- Disable cloneNodes in IE8.
- Improve HTML validation and error messages thrown.
- Fix a number of template compliation issues in IE8.
- Use the correct namespace in parseHTML (fixes various issues that occur when changing to and from alternate namespaces).
- Ensure values are converted to String's when setting attributes (fixes issues in IE10 & IE11).
- Change setProperty and morph to remove an undefined attr value.
Remove dots from default resolver descriptions.
Add helpful assertion if a block helper is not found.
Make Ember.HTMLBars version of registerHelper private.
[BUGFIX] Add options.types and options.hashTypes for Handlebars compatible helpers.
[BUGFIX] Fix usage of emptyView with {{#each}} helper.
Assert if an attribute set statically and via bind-attr. For example: <div class="foo" {{bind-attr class="bar"}}></div> will now trigger an assertion (instead of silently failing).
[BUGFIX] Fix deprecated bindAttr helper.
[BUGFIX] Do not allow both keyword and block params.
Cleanup HTMLBars public API
- Remove Ember.HTMLBars.helper.
- Remove internal registerBoundHelper function (use registerHelper('blah', makeViewHelper(SomeView)) or registerHelper('blah', makeBoundHelper(func))).
[BUGFIX] Fix Handlebars compat mode registerHelper interop with makeViewHelper.
[BUGFIX] Ensure that mergedProperties are properly merged when all properties are not present.
Add options argument to pass url to Ember.deprecate.
Deprecate {{bind}} helper.
Pass array to Ember.computed.filter callback
[BUGFIX] Prevent mandatory-setter when setter is already present.
Remove Handlebars from dependencies.
Fix error when parsing templates with invalid end tags.
[BUGFIX] Allow makeBoundHelper to be a sub-expression.
[BUGFIX] Allow compat makeBoundHelpers to be sub-expressions.
[BUGFIX] Export Ember.Handlebars compat shim for Ember.Handlebars.SafeString and Ember.Handlebars.Utils.escapeExpression.
[BUGFIX] Allow Ember.inject injected properties to be overridden (makes testing significantly easier).
[BUGFIX] Don’t assert uncaught RSVP rejections. We are already logging the error, but asserting breaks everything else on the run loop queue.
[BUGFIX] Allow tagName to be a CP (with deprecation).
[BUGFIX] Allow view instances in {{view}}.
[BUGFIX] Ensure bound attrs flush immediately.
[PERFORMANCE] Initialize views in preRender state.
[PERFORMANCE] View#element should not be observable.
Add ember-template-compiler package.
Rename Ember.HTMLBars.registerASTPlugin to Ember.HTMLBars.registerPlugin.
Export ember-template-compiler.js.
Escape href, src, and background attributes for a, link, img, and iframe elements.
Move debugging file output from ember.js to ember.debug.js.
Remove templateData property from views.
Restructure Ember.libraries to be more idiomatic.
Prevent creating an extra view for each select option.
Deprecate the block form of the bind helper.
Cleanup Ember.CoreObject init argument passing.
Allow all rejection types to be handled by default RSVP error handler.
Deprecate setting ContainerView#childViews.
[FEATURE] ember-htmlbars - Enable the HTMLBars rendering engine.
[FEATURE] ember-htmlbars-block-params - Enable block params feature for HTMLBars.

1.9.1 (December 23, 2014)

Allow {{view}} helper to properly handle view instances.
Escape href, src, and background attributes for a, link, img, and iframe elements.

1.9.0 (December 8, 2014)

Add deprecation for quoteless outlet names ({{outlet main}} should be {{outlet 'main'}}).
[BUGFIX] Update the Ember.Map#forEach callback to include the map being iterated over.
[BUGFIX] Ensure that tagless container views are rendered properly.
[PERF] Ember.View#_outlets is no longer observable.
[PERF] Avoid extending a view for every {{each}}.
Ensure initializers have a name property (provides a helpful assertion if missing).
[BUILD TOOLING] Enable easier cross-browser testing by publishing builds and tests to S3.
Enable Ember.run.join to return a value even if within an existing run loop.
Update Ember.EventDispatcher to use Ember.run.join. This is required so that synchronous events (like focus) do not spawn a nested run loop.
Deprecate context switching form of {{each}}.
Deprecate context switching form of {{with}}.
Add improved error message when a component lookup fails.
Ensure that component actions that are subscribed to, trigger an assertion when unhandled. Consider the following example:

{{!component-a.hbs}}

{{some-other-component action="saveMe"}}

Clearly, component-a has subscribed to some-other-component's action. Previously, if component-a did not handle the action, it would silently continue. Now, an assertion would be triggered.

[PERF] Speedup Mixin creation.
[BREAKING] Require Handlebars 2.0. See blog post for details.
Allow all rejection types in promises to be handled.
Mandatory setter checks for configurable, and does not clobber non-configurable properties.
Remove long deprecated Ember.empty and Ember.none.
Refactor Ember.platform.
Ember.HashLocation no longer assumes any hash is a route, uses forward slash prefix convention #/foo.
Log unhandled promise rejections in testing.
Deprecate Ember.Handlebars.get.
Warn if FEATURES flagging is used in non-canary, debug builds.
Streamify template bindings.
Make Ember.Namespace#toString ember-cli aware.
Prevent extra method.toString checks when setting _super.
[PERF] Speedup watchKey by preventing for in related deopt.
[FEATURE] ember-routing-fire-activate-deactivate-events.
[FEATURE] ember-testing-pause-test.

Ember 1.8.1 (November, 4, 2014)

[BUGFIX] Make sure that {{view}} can accept a Ember.View instance.
[BUGFIX] Throw an assertion if classNameBindings are specified on a tag-less view.
[BUGFIX] Setting an attributeBinding for class attribute triggers assertion.
[BUGFIX] Fix htmlSafe to allow non-strings in unescaped code.
[BUGFIX] Add support for null prototype object to mandatory setter code. Prevents errors when operating on Ember Data meta objects.
[BUGFIX] Fix an issue with select/each that causes the last item rendered to be selected.

Ember 1.8.0 (October, 28, 2014)

[BUGFIX] Ensure published builds do not use define or require internally.
[BUGFIX] Remove strict mode for Object.create usage to work around an iOS bug.
Enable testing of production builds by publishing ember-testing.js along with the standard builds.
[DOC] Make mandatory setter assertions more helpful.
Deprecate location: 'hash' paths that don't have a forward slash. e.g. #foo vs. #/foo.
[BUGFIX] Ensure Ember.setProperties can handle non-object properties.
[BUGFIX] Refactor buffer to be simpler, single parsing code-path.
[BUGFIX] Add assertion when morph is not found in RenderBuffer.
[BUGFIX] Make computed.sort generate an answer immediately.
[BUGFIX] Fix broken Ember.computed.sort semantics.
[BUGFIX] Ensure ember-testing is not included in production build output.
Deprecate usage of quoted paths in {{view}} helper.
[BUGFIX] Ensure {{view}} lookup works properly when name is a keyword.
[BUGFIX] Ensure Ember.Map works properly with falsey values.
[BUGFIX] Make Ember.Namespace#toString ember-cli aware.
[PERF] Avoid using for x in y in Ember.RenderBuffer.prototype.add.
[BUGFIX] Enable setProperties to work on Object.create(null) objects.
[PERF] Update RSVP to 3.0.14 (faster instrumentation).
[BUGFIX] Add SVG support for metal-views.
[BUGFIX] Allow camelCase attributes in DOM elements.
[BUGFIX] Update backburner to latest.
[BUGFIX] Use contextualElements to properly handle omitted optional start tags.
[BUGFIX] Ensure that Route.prototype.activate is not retriggered when the model for the current route changes.
[PERF] Fix optimization bailouts for {{view}} helper.
[BUGFIX] Add attributeBindings for lang and dir (for bidirectional language support) in Ember.TextField and Ember.TextAra.
[BUGFIX] Fix finishChains for all chains that reference an obj not just the ones rooted at that object.
[BUGFIX] Refactor ES3 Ember.keys implementation.
Rewrite Ember.Map to be faster and closer to ES6 implementation:
- [PERF + ES6] No longer clone array before enumeration (dramatically reduce allocations)
- [PERF] Don’t Rebind the callback of forEach if not needed
- [PERF + ES6] No longer allow Map#length to be bindable
- [PERF] Don’t double guid keys, as they are passed from map to ordered set (add/remove)
- [ES6] Deprecate Map#remove in-favor of the es6 Map#delete
- [ES6] Error if callback is not a function
- [ES6] Map#set should return the map. This enables chaining map.map.set(‘foo’,1).set(‘bar’,3); etc.
- [ES6] Remove length in-favor of size.
- [ES6] Throw if constructor is invoked without new
- [ES6] Make inheritance work correctly
[BUGFIX] Allow for bound property {{input}} type.
[BUGFIX] Ensure pushUnique targetQueue is cleared by flush.
[BUGFIX] instrument should still call block even without subscribers.
[BUGFIX] Remove uneeded normalization in query param controller lookup.
[BUGFIX] Do not use defineProperty on each View instance.
[PERF] Speedup watchKey by preventing for in related deopt.
[PERF] Change ENV.MANDATORY_SETTER to FEATURES so it can be compiled out of production builds.
[PERF] Object.create(null) in Ember.inspect.
[PERF] Extracts computed property set into a separate function.
[BUGFIX] Make GUID_KEY = intern(GUID_KEY) actually work on ES3.
[BUGFIX] Ensure nested routes can inherit model from parent.
Remove metamorph in favor of morph package (removes the need for <script> tags in the DOM).
[FEATURE] ember-routing-linkto-target-attribute
[FEATURE] ember-routing-multi-current-when
[FEATURE] ember-routing-auto-location-uses-replace-state-for-history
[FEATURE] ember-metal-is-present
[FEATURE] property-brace-expansion-improvement
Deprecate usage of Internet Explorer 6 & 7.
Deprecate global access to view classes from template (see the deprecation guide).
Deprecate Ember.Set (note: this is NOT the Ember.set).
Deprecate Ember.computed.defaultTo.
Remove long deprecated Ember.StateManager warnings.
Use intelligent caching for Ember.String (camelize, dasherize, etc.).
Use intelligent caching for container normalization.
Polyfill Object.create (use for new caching techniques).
Refactor internals to make debugging easier (use a single assignment per var statement).
[BREAKING] Remove deprecated controller action lookup. Support for pre-1.0.0 applications with actions in the root of the controller (instead of inside the actions hash) has been removed.
[BREAKING] Ember.View didInsertElement is now called on child views before their parents. Before 1.8.0-beta.1 it would be called top-down.

Ember 1.7.0 (August 19, 2014)

Update Ember.computed.notEmpty to properly respect arrays.
Bind tabindex property on LinkView.
Update to RSVP 3.0.13 (fixes an error with RSVP.hash in IE8 amongst other changes).
Fix incorrect quoteless action deprecation warnings.
Prevent duplicate message getting printed by errors in Route hooks.
Deprecate observing container views like arrays.
Add catch and finally to Transition.
[BUGFIX] paramsFor: don’t clobber falsy params.
[BUGFIX] Controllers with query params are unit testable.
[BUGFIX] Controllers have new QP values before setupController.
[BUGFIX] Fix initial render of {{input type=bound}} for checkboxes.
[BUGFIX] makeBoundHelper supports unquoted bound property options.
[BUGFIX] link-to helper can be inserted in DOM when the router is not present.
[PERFORMANCE] Do not pass arguments around in a hot-path.
Remove Container.defaultContainer.
Polyfill contains for older browsers.
[BUGFIX] Ensure that triggerEvent handles all argument signatures properly.
[BUGFIX] Stub meta on AliasedProperty (fixes regression from beta.2 with Ember Data).
[DOC] Fixed issue with docs showing 'Ember.run' as 'run.run'.
[BUGFIX] SimpleHandlebarsView should not re-render if normalized value is unchanged.
Allow Router DSL to nest routes via this.route.
[BUGFIX] Don't pass function UNDEFINED as oldValue to computed properties.
[BUGFIX] dramatically improve performance of eachComputedProperty.
[BUGFIX] Prevent strict mode errors from superWrapper.
Deprecate Ember.DeferredMixin and Ember.Deferred.
Deprecate .then on Ember.Application.
Revert ember-routing-consistent-resources.
[BUGFIX] Wrap es3 keywords in quotes.
[BUGFIX] Use injected integration test helpers instead of local functions.
[BUGFIX] Add alias descriptor, and replace Ember.computed.alias with new descriptor.
[BUGFIX] Fix {{#with view.foo as bar}}.
[BUGFIX] Force remove required attribute for IE8.
[BUGFIX] Controller precendence for Ember.Route.prototype.render updated.
[BUGFIX] fixes variable argument passing to triggerEvent helper.
[BUGFIX] Use view:toplevel for {{view}} instead of view:default.
[BUGFIX] Do not throw uncaught errors mid-transition.
[BUGFIX] Don't assume that the router has a container.
Fix components inside group helper.
[BUGFIX] Fix wrong view keyword in a component block.
Update to RSVP 3.0.7.
[FEATURE query-params-new]
[FEATURE ember-routing-consistent-resources]
uuid is now consistently used across the project.
Ember.uuid is now an internal function instead of a property on Ember itself.
[BREAKING BUGFIX] On Controllers, the content property is now derived from model. This reduces many caveats with model/content, and also sets a simple ground rule: Never set a controllers content, rather always set it's model and ember will do the right thing.

Ember 1.6.1 (July, 15, 2014)

Fix error routes/templates. Changes in router promise logging caused errors to be thrown mid-transition into the error route. See #5166 for further details.

Ember 1.6.0 (July, 7, 2014)

[BREAKING BUGFIX] An empty array is treated as falsy value in bind-attr to be in consistent with if helper. Breaking for apps that relies on the previous behaviour which treats an empty array as truthy value in bind-attr.
[BUGFIX] Ensure itemController's do not leak by tying them to the parent controller lifecycle.
[BUGFIX] Spaces in brace expansion throws an error.
[BUGFIX] Fix MutableEnumerable.removeObjects.
[BUGFIX] Allow controller specified to {{with}} to be the target of an action.
[BUGFIX] Ensure that using keywords syntax ({{with foo as bar}}) works when specifying a controller.
[BUGFIX] Ensure that controllers instantiated by {{with}} are properly destroyed.
[BUGFIX] Wrap the keyword specified in {{with foo as bar}} with the controller (if specified).
[BUGFIX] Fix Ember.isArray on IE8.
[BUGFIX] Update backburner.js to fix issue with IE8.
[BUGFIX] Ember.computed.alias returns value of aliased property upon set.
Provide better debugging information for view rendering.
[BUGFIX] Don't fire redirect on parent routes during transitions from one child route to another.
[BUGFIX] Make errors thrown by Ember use Ember.Error consistently.
[BUGFIX] Ensure controllers instantiated by the {{render}} helper are properly torn down.
[BUGFIX] sync back burner: workaround IE's issue with try/finally without Catch. Also no longer force deoptimization of the run loop queue flush.
[BUGFIX] Ember.onerror now uses Backburner's error handler.
[BUGFIX] Do not rely on Array.prototype.map for logging version.
[BUGFIX] RSVP errors go to Ember.onerror if present.
[BUGFIX] Ensure context is unchanged when using keywords with itemController.
[BUGFIX] Does not disregard currentWhen when given explicitly.
[DOC] Remove private wording from makeBoundHelper.
[BUGFIX] Invalidate previous sorting if sortProperties changes.
[BUGFIX] Properly resolve helpers from {{unbound}}.
[BUGFIX] reduceComputed detect retain:n better. Fixes issue with Ember.computed.filterBy erroring when items removed from dependent array.
[BUGFIX] Namespaces are now required to start with uppercase A-Z.
[BUGFIX] pass context to sortFunction to avoid calling __nextSuper on undefined.
[BUGFIX] Allow setting of undefined value to a content property.
[BUGFIX] Resolve bound actionName in Handlebars context instead of direct lookup on target.
[BUGFIX] isEqual now supports dates.
[BUGFIX] Add better debugging for DefaultResolver.
[BUGFIX] {{yield}} works inside a Metamorph'ed component.
[BUGFIX] Add title attribute binding to Ember.TextSupport.
[BUGFIX] Ember.View's concreteView now asks its parentView's concreteView.
[BUGFIX] Drop dead code for * in paths.
[BUGFIX] Route#render name vs viewName precedence fix.
[BUGFIX] Use parseFloat before incrementing via incrementProperty.
[BUGFIX] Add which attribute to event triggered by keyEvent test helper.
[Performance] Improve cache lookup throughput.
[FEATURE ember-routing-add-model-option]
[FEATURE ember-runtime-test-friendly-promises]
[FEATURE ember-metal-computed-empty-array]

Ember 1.5.0 (March 29, 2014)

[BUGFIX beta] Move reduceComputed instanceMetas into object's meta.
[BUGFIX beta] Total invalidation of arrayComputed by non-array dependencies should be synchronous.
[BUGFIX] run.bind keeps the arguments from the callback.
[BUGFIX] Do not attach new listeners on each setupForTesting call.
[BUGFIX] Ember.copy now supports Date.
[BUGFIX] Add which attribute to event triggered by test helper.
[BUGFIX beta] The each helper checks that the metamorph tags have the same parent.
Allow Ember Inspector to access models with custom resolver.
[BUGFIX] Allow components with layoutName specified by parent class to specify templateName.
[BUGFIX] Don't raise error when a destroyed array is assigned to ArrayProxy.
[BUGFIX] Use better ajax events for ember-testing counters.
[BUGFIX] Move AJAX listeners into Ember.setupForTesting.
[BUGFIX] PromiseProxyMixin reset isFulfilled and isRejected.
Use documentElement instead of body for ember-extension detection.
Many documentation updates.
[SECURITY] Ensure that ember-routing-auto-location cannot be forced to redirect to another domain.
[BUGFIX beta] Handle ES6 transpiler errors.
[BUGFIX beta] Ensure namespaces are cleaned up.
[FEATURE ember-handlebars-log-primitives]
[FEATURE ember-testing-routing-helpers]
[FEATURE ember-testing-triggerEvent-helper]
[FEATURE computed-read-only]
[FEATURE ember-metal-is-blank]
[FEATURE ember-eager-url-update]
[FEATURE ember-routing-auto-location]
[FEATURE ember-routing-bound-action-name]
[FEATURE ember-routing-inherits-parent-model]
[BREAKING CHANGE] Ember.run.throttle now supports leading edge execution. To follow industry standard leading edge is the default.
[BUGFIX] Fixed how parentController property of an itemController when nested. Breaking for apps that rely on previous broken behavior of an itemController's parentController property skipping its ArrayController when nested.

Ember 1.4.0 (February 13, 2014)

[SECURITY] Ensure link-to non-block escapes title.
Deprecate quoteless action names.
[BUGFIX] Make Ember.RenderBuffer#addClass work as expected.
[DOC] Display Ember Inspector hint in Firefox.
[BUGFIX] App.destroy resets routes before destroying the container.
[BUGFIX] reduceComputed fires observers when invalidating with undefined.
[BUGFIX] Provide helpful error even if Model isn't found.
[BUGFIX] Do not deprecate the block form of {{render}}.
[BUGFIX] allow enumerable/any to match undefined as value
[BUGFIX] Allow canceling of Timers in IE8.
[BUGFIX] Calling toString at extend time causes Ember.View to memoize and return the same value for different instances.
[BUGFIX] Fix ember-testing-lazy-routing.
[BUGFIX] Fixed how parentController property of an itemController when nested. Breaking for apps that rely on previous broken behavior of an itemController's parentController property skipping its ArrayController when nested.
Document the send method on Ember.ActionHandler.
Document Ember.Route #controllerName and #viewName properties.
Allow jQuery version 1.11 and 2.1.
[BUGFIX] Fix stripping trailing slashes for * routes.
[SECURITY] Ensure primitive value contexts are escaped.
[SECURITY] Ensure {{group}} helper escapes properly.
Performance improvements.
[BUGFIX] Templete-less components properties should not collide with internal properties.
Unbound helper supports bound helper static strings.
Preserve <base> URL when using history location for routing.
Begin adding names for anonymous functions to aid in debugging.
[FEATURE with-controller] {{#with}} can take a controller= option for wrapping the context. Must be an Ember.ObjectController
[FEATURE propertyBraceExpansion] Add support for brace-expansion in dependent keys, observer and watch properties.
[FEATURE ember-metal-run-bind] Enables Ember.run.bind which is ember run-loop aware variation of jQuery.proxy.

Ember 1.3.1 (January 14, 2014)

[SECURITY] Ensure primitive value contexts are escaped.
[SECURITY] Ensure {{group}} helper escapes properly.

Ember 1.3.0 (January 6, 2014)

Many documentation updates.
Update to RSVP 3.0.3.
Use defeatureify to strip debug statements allowing multi-line assert statements.
Added fail(), catch() and finally() methods to PromiseProxyMixin.
[BUGFIX] Add 'view' option to {{outlet}} helper
Make Ember.compare return date when appropriate.
Prefer EmberENV over ENV, and do not create a global ENV if it was not supplied.
{{unbound}} helper supports bound helper static strings.
[BUGFIX] Make sure mandatory setters don't change default enumerable.
[BUGFIX] The render helper now sets a parentController property on the child controller.
{{render}} helper now creates the controller with its model.
Fix bug in Metamorph.js with nested if statements.
Label promises for debugging.
Deprecate RSVP.Promise.prototype.fail.
Cleanup header comment: remove duplication and add version.
[BUGFIX] Do not attempt to serialize undefined models.
[BUGFIX] Ensure {{link-to}} path observers are reregistered after render.
[BUGFIX] Ensure that the rootURL is available to location.
[BUGFIX] Make routePath smarter w/ stacked resource names
Better link-to error for invalid dest routes
Use imported handlebars before global Handlebars
Update router.js
Update RSVP.js
Improved a handeful of error messages
Provide more information for debugging
Added more assertions and deprecation warnings
[BUGFIX] Add preventDefault option to link-to and action.
[BUGFIX] contextualizeBindingPath should be aware of empty paths
Expose helpful vars in {{debugger}} helper body
[BUGFIX] container.has should not cause injections to be run.
[BUGFIX] Make flag LOG_TRANSITIONS_INTERNAL work again
[BUGFIX] Fix default {{yield}} for Components.
[BUGFIX] Ensure aliased {{with}} blocks are not shared.
[BUGFIX] Update to latest Backburner.js.
[BUGFIX] Fix issue with Ember.Test.unregisterHelper.
[BUGFIX] Make Ember.Handlebars.makeViewHelper warning useful.
[FEATURE reduceComputed-non-array-dependencies] ReduceComputedPropertys may have non-array dependent keys. When a non-array dependent key changes, the entire property is invalidated.
[FEATURE ember-testing-lazy-routing] Uses an initializer to defer readiness while testing. Readiness is advanced upon the first call to visit.
[FEATURE ember-testing-wait-hooks] Allows registration of additional functions that the wait testing helper will call to determine if it's ready to continue.
[FEATURE propertyBraceExpansion] Add simple brace expansion for dependent keys and watched properties specified declaratively. This is primarily useful with reduce computed properties, for specifying dependencies on multiple item properties of a dependent array, as with Ember.computed.sort('items.@each.{propertyA,propertyB}', userSortFn).
[BUGFIX release] Update to Handlebars 1.1.2.
[BUGFIX] Register a default RSVP error handler.
Update to latest RSVP (80cec268).
[BUGFIX] Ember.Object.create now takes undefined as an argument.
Components are lazily looked up.
Renaming everyBy and anyBy to isEvery and isAny.

###Ember 1.2.1 (January 14, 2014)

[SECURITY] Ensure primitive value contexts are escaped.
[SECURITY] Ensure {{group}} helper escapes properly.

###Ember 1.2.0 (November 22, 2013)

[BUGFIX] Publish ember-handlebars-compiler along with builds.
[BUGFIX] Use RegExp.test() for Ember.computed.match.
[BUGFIX] {{partial}} helper now works with bound params
[BUGFIX] Added assert mismatched template compiler version.
[BUGFIX] Allow Ember.Object.create to accept an Ember.Object.
[BUGFIX] Allow keyboard events to work with the action helper.
[BUGFIX] Enumerable#any no longer returns false if NaN is matched - Fixes #3736
[BUGFIX] PromiseProxy should merely observe promises. - Fixes #3714
[BUGFIX] Fix issue with templateName in Route and render. - Fixes #3502
[BUGFIX] Sort guid fallback unconfused by ObjectProxy.
[BUGFIX] The router should cleanup itself upon destroy.
Correct Em.typeOf docs re: boxed types.
Update for Handlebars 1.1
Allow test helpers to be injected on specific object.
Update router.js
[BUGFIX] Give precedence to routes with more static segments. Fixes #3573
[BUGFIX] Improve unhandled action error messages
[BUGFIX] Bubble loading action above pivot route
[BUGFIX] reduceComputed ignore changes during reset.
[BUGFIX] reduceComputed handle out-of-range index.
[FEATURE] Add support for nested loading/error substates. A loading substate will be entered when a slow-to-resolve promise is returned from one of the Route#model hooks during a transition and an appropriately-named loading template/route can be found. An error substate will be entered when one of the Route#model hooks returns a rejecting promise and an appropriately-named error template/route can be found.
[FEATURE] Components and helpers registered on the container can be rendered in templates via their dasherized names. E.g. {{helper-name}} or {{component-name}}
[FEATURE] Add a didTransition hook to the router.
[FEATURE] Add a non-block form link-to helper. E.g {{link-to "About us" "about"}} will have "About us" as link text and will transition to the "about" route. Everything works as with the block form link-to.
[FEATURE] Add sortBy using Ember.compare to the Enumerable mixin
[FEATURE reduceComputedSelf] reduceComputed dependent keys may refer to @this.
[BUGFIX] reduceComputed handle out of range indexes.
Update Ember.immediateObserver and Ember.beforeObserver to match the new Ember.observer style.
Make Ember.observer work with the function as the last argument.
Ember.run.debounce and throttle accept string numbers like time interval
Use Ember.Error consistently.
Add assertion upon too many ajaxStop's.
Introduce registerAsyncHelper which allows for unchained async helpers
Ember-testing should not cause a test failure when aborting transitions
Ember.Test Helpers no longer need to be chained
Refactored promises usage
Should not reference global Handlebars object, use Ember.Handlebars instead
Added support for jQuery as a require module
Decamelize handles strings with numbers
disallow container registration if the corresponding singleton lookup has already occurred
collection view will now defer all normalization to the resolver
Remove Route#redirect soft deprecation
Universalize {{view}} helper quoteless binding syntax, prevent id binding
prefer Ember.Logger.assert over Logger error + setTimeout throw.
Allow for the initial router to be resolved.
Don't allow registration of undefined factories.
Add Ember.Subarray.prototype.toString.
[Improved assert for #3457] provide helpful assertion if needs is specified but no container is present.
Update router.js to bc22bb4d59e48d187f8d60db6553d9e157f06789
Update route recognizer
Allow apps with custom jquery builds to exclude the event-alias module
Removes long-deprecated getPath/setPath

###Ember 1.1.3 (January 13, 2014)

[SECURITY] Ensure primitive value contexts are escaped.
[SECURITY] Ensure {{group}} helper escapes properly.

###Ember 1.1.2 _(October 25, 2013)

[BUGFIX] Fix failures in component rendering. - Fixes #3637

###Ember 1.1.1 (October 23, 2013)

[BUGFIX] Allow Ember.Object.create to accept an Ember.Object.

Ember 1.1.0 (October 21, 2013)

Make Ember.run.later more flexible with arguments - Fixes #3072
Add assertion upon too many ajaxStop's.
[BUGFIX] Fix an issue with concatenatedProperties.
[BUGFIX] Throw a sensible exception from SubArray.removeItem when not found.
[BUGFIX] Fix evaluateUnboundHelper properties
Use Ember.Error consistently.
[BUGFIX] Make Component.sendAction behave the same as {{action}} helper.
[BUGFIX] uniq reduceComputed dependent keys.
Don't allow registration of undefined factories.
Decamelize handles strings with numbers
[BUGFIX] Allow a reduceComputed to have an undefined initialValue.
[BUGFIX] Soft-deprecate mixed binding syntax in view helper
Universalize {{view}} helper quoteless binding syntax, prevent id binding
disallow container registration if the corresponding singleton lookup has already occurred
[BUGFIX] Fix edge case in TrackedArray
Remove Route#redirect soft deprecation
[BUGFIX] link-to, bound helper issues with arrays of primitives
[BUGFIX] Don't use incompatible array methods
[BUGFIX] Ember.Object.extend should allow any prorerty
[BUGFIX] Fix to return undefined for href of {{link-to}}
[BUGFIX] Ember.keys should return own property
[BUGFIX] Fixes #3332 - Array Computed Properties should update synchronously
[BUGFIX] Fixes issue when content is undefined for Ember.Select with optgroup
[BUGFIX] Ember.SubArray operation composition fix.
[BUGFIX] Fire observers for array computed changes.
[BUGFIX] Added tests failing for issue #3331
Fix a bug in suspendListeners
[BUGFIX] Optimization: Clear the meta cache without using observers.
[BUGFIX] Calling replaceIn would incorrectly move views from the hasElement to inDOM
[BUGFIX] ReduceComputedProperty ignore invalidated property observers.
Set source object as context for callbacks in computed array property
allow to inject falsy values like 'false' and 'null'
Ember.TargetActionSupport's sendAction should support null as context.
Create Ember.libraries for keeping track of versions for debugging. emberjs/data#1051
components should declare actions in the actions hash
Close #3307 – Fix unexpected behavior with functions in concatenated properties
Add shortcut for whitelisting all modifier keys on {{action}} Modifier key-independent action helper use cases can be less verbose and more future-proof.
Only throw an initialValue error if it is null or undefined (i.e. not 0 or some other falsy value)
Improve message and logic around UnrecognizedURLError
Incorrect error message in router.js
Install default error handler on ApplicationRoute#actions, not #events

Ember 1.0.0 (August 31, 2013)

Fix nested {{yield}}
ReduceComputed groups changed properties.
Multiple fixes and improvements to the new Array Computed Properties
Adds the ability to specify view class for render
Restructure controller init, to minimize property lookups
Provide hook for persistence libraries to inject custom find behavior.
Sync router.js
Controller#controllers property should be readOnly
Invalid Controller#controllers accesses throw runtime exceptions
Inform about the Ember Inspector if not installed
Don't force a layout on registered components
Make TextField and TextArea components
Adds Function.prototype.observesImmediately
Move ember-states into a plugin: https://github.com/emberjs/ember-states
Update Backburner
Disabled model factory injections by default.
Fix bug where link-to wouldn't be active even if resource is active
Add Ember.PromiseProxyMixin
Some fixes to grouped each
Update to rsvp-2.0.2; fixes unit tests for RSVP#rethrow in IE 6,7,8
Rename computed array macros to match #3158
Consider controllerName in Ember.Route#render()
Allow a template explicitly set on a view to be used when rendering a route.

Ember 1.0.0-rc.8 (August 28, 2013)

View, controller & route action handlers are now expected to be defined on an actions object.
registerBoundHelper won't treat quoted strings / numbers as paths
Array Computed Properties
Rename bindAttr to bind-attr.
Rename linkTo to link-to.
Improved default route.serialize behavior. It will now attempt to populate named properties with the corresponding property on the model.
Added Ember.getProperties
Smarter linkTo observers
Fix Ember.EnumerableUtils#replace to allow large size of array
rsvp.js refresh with RSVP#rethrow and promise#fail
Make sets during init behave the same as create(props)
Continue to make view creation container aware
Sync router.js - Closes #3153, #3180
Application#resolver -> Application#Resolver
The resolver now provides the normalization
Add currentRouteName to ApplicationController
Lookup itemViewClass and emptyView of collectionView if given as string
Change behavior around uncached computed properties.
Aliased xProperty methods in enumerable to xBy and aliased some and someProperty to any and anyBy respectively
Factory Injections
Support replaceURL on HashLocation
Assorted performance improvements
Add Ember.on, Function.prototype.on, init event
Fix some {{yield}} bugs
Improved Route#controllerFor to support controllerName and non-route lookups

Ember 1.0.0-rc.7 (August 14, 2013)

correctly preserve a views container
Reference to RSVP repo for documentation
Remove obsolete paragraph from ObjectController comments
Add rel attribute binding to linkTo helper
Add Ember.DataAdapter in ember-extension-support
Asserts that a target element is in the DOM on appendTo and replaceIn.
add Ember.create unit test, preventing parent object's pollute
Sync with router.js
fix #3094
View event handlers inside eventManager should be wrapped in run loop
fix #3093
Handlebars template properties should not be methods
Add assert that this is correct in deferReadiness and advanceReadiness. @stefanpenner / @lukemelia
Remove previousObject argument from Ember.Enumerable#nextObject
Remove context argument from Ember.Enumerable#nextObject
Fixed some docs for Ember.Route
Added the ability to send a context with actions in components
Fixed a typo in documentation for {{log}}
Added mergedProperties to ember-metal, Ember.Route's events
render helper: falsy contexts no longer treated as absent
Fix yield helper to only be craycray for components
Components should not be singleton (just like views)
Make methods on the router overridable. Denote private methods with _
router.js sync - don't overwrite URL's on noop transitions
adding docs for observers
Clearer messaging for changes and removal of bad assert
Removed old-router
Clarified Ember.warn message for linkTo loading state
linkTo param of 0 should be treated as a url param
Aborts/redirects in willTransition don't enter LoadingRoute
Assertion if incrementProperty given non-numeric value
Add sendAction() to Ember.Component
{{yield}} view should be virtual
Remove warning about route rendering that was inaccurate and confusing
Fix {{template}} deprecation warnings in tests
Ember.controllerFor and Route#controllerFor no longer generate controllers
improve readability of some exceptions caught b
update release rakefile to work with the updated website
Clean up Handlebars helpers registered in tests
Better route assertions - Fixes #2003
Mixins don't technically extend Ember.Mixin
Docs and whitespace cleanup
Re-add Ember.Object.create docs and document createWithMixins
Revert "document the create method in for subclasses of Ember.Object"
router.js sync - simplified transition promise chain
Added a License to the gemspec - Fixes #3050
Only use valueNormalizer if one is present insideGroup. Fixes #2809
Remove unnecessary assertion for Ember.inspect
Fixed problem with dependentKeys on registerBoundHelper.
Should allow numbers in tagNames i.e. h1-6
[CVE-2013-4170] Fix for Potential XSS Exploit When Binding to User-Supplied Data
Update component_registration_test.js to use component vs. control
Fix test to normalize URL for IE7
Fix date assertion that returned by Ember.inspect
fix tests, isolate keywords in component, yield back controller and keywords in addition to context
Add some more tests to stress-test yield
Make yielded content look at the original context
Don't set context in Ember.controllerFor
Tweak htmlSafe docs
Improve error message for missing itemView
Improve assertion for non-Array passed to #each
Add Example for Ember.computed.alias
Remove unreferenced property Ember.Comparable#isComparable
Remove unused argument for Ember.Array#objectAt
Fix indeterminate checkbox that is set on insert
Add jQuery 1.9 to testing rake task
Support object with Ember.String.fmt
Add 'date', 'regexp' and 'error' supprot to Ember.inspect
Improve Ember.inspect for array
Fix replacement for Ember.String.fmt to be parsed as decimal digit
Upgrade to latest router.js
{{input}} helper doesn't override default type
Deprecate template in favor of partial
Document htmlSafe
upgrade RSVP
Expose options arg in debugger HB helper
Use the original arg length of wrapped CP funcs, still call the wrapper
Documentation for sendEvent and doc change in removeListeners
Fixed incorrect example of multi-arg registerBoundHelper
Support indeterminate property in checkboxes
Fix: didInsertElement was fired twice
upload prod builds to s3
Application#setupForTesting should set Ember.testing = true
remove un-needed context preservation
Don't push childViews if undefined/invalid (issue #2967)
keyEvent integration test helper to simulate keydown, keypress etc.
Add documentation to cover the {{each}} helper's emptyViewClass option.
Removes an unused Ember.get include
Improve Ember.Logger setup - Fixes #2962
Better documentation for Ember.run.throttle and debounce
Update Backburner.js
View helper learns about the container
Fix the jQuery patch code for ember-testing click in Firefox.
update ember-dev to give proper assertion test failures
[fixes #2947] container#unregister
Validate fullNames on resolve
Route#model by default now uses lookupFactory
add resolveModel to the default resolver
fix deprecation warning
ember-application test refactoring
Specify controller of a route via controllerName
Remove non ASCII character in handlebars assertion error message
.jshintrc: set browser:false
Throw exception on invalid arguments for pushObjects method (issue #2848)
{{linkTo}} bound contexts, loading class
Use released handlebars
Fixed bug in Ember.Application#reset that calls startRouting twice.
assert that item view exists in container and camelize lookup name
Remove property for compatibility
Created helpful error message when using @each on an array that does not return objects
Update Router.js: slashless handleURL, numeric/string params
Allows itemView option into the each/collection helper. If itemView exists and there is a controller container, then it will attempt to resolve the view via the container.
Add Ember.Route#disconnectOutlet, to allow for clearing a previously rendered outlet. Fixes #2002
remove duplication of testing for Ember.run.debounce
Update supported ruby version
Updated JSBin And JSFiddle links to point to working fiddle/bin
Document the container
Use Ember.isNone instead of Ember.none
Quoteless route param in linkTo performs lookup
Allow value of TextField to be 0
Fire mousedown & mouseup on clicks, plus focus for text fields.
Add a check for jQuery versions with a specific checkbox click bug.
warns when trying to get a falsy property
Updating new Ember.Component documentation to remove confusion
Stringify linkTo examples
Update router.js. Fixes #2897.
Added functionality to Router.map to allow it to be called multiple times without the map being overwritten. Allows routes to be added at runtime. One test with multiple cases also added.
Revert "Use Ember setter to set Ember.Route controller."
Calling router.map now appends the routes instead of replacing them
simplify history.state support check
Polyfill history.state for non-supporting browsers
Switch from unbind to off for router location events
Support grouping option for Ember.Select using optgroup
Update Handlebars version to 1.0.0
Show beforeModel and afterModel in API Route docs
update lock file
Add tests for #1866 - loc helper
add loc helper
document ember-testing helpers

Ember 1.0.0-rc.6 (June 23, 2013)

Refactored Ember.Routes teardown mechanism for rendered views. This fixes #2857, previously multiple outlets were not tore down.
Rename Control to Component. This avoids conflicts with the existing (behind-a-flag) control and is clearer about intent.
Remove Ember.register to avoid introducing yet-another registration mechanism and move the logic into Ember.Handlebars.helper.
Add test for parentViewDidChange event.
Trigger parentViewDidChange event.[Fixes #2423]
Make control helper more resilient.
Ember.Select 0 can now be the selected value [Fixes #2763]
Fix Ember.Select example.
Ember.Control add inline docs.
Add Ember.Control
Make template loader an initializer
Add lookupFactory
Fix to support jQuery 1.7
In mid-transition, modelFor accepts both camelCase and underscore naming
In StateManager, use instanceof check instead of the legacy isState attribute. This is potentially breaking, but very unlikely to affect real-world code.
StateManager and states now pass their container to child states.
Ember.Test tests refactor
Ember.Test fix wait helper resolution value
Router facelift – Async transitions
Ember.Test find helper no longer throws an error if the selector is not found.
Additional API docs for LinkView
[Fixes #2840] - textfield binding issue with null
Update Backburner.js
Make sure we are inside a run loop before syncing
Inline helper function, remove uneeded function call.
Remove unnecessary function call from Ember.normalizeTuple
Ember.SortableMixin: new option sortFunction
Update docs so that Ember.View.$ is a method, not a property.
Add documentation to cover LinkView's eventName property
Improve docs for event names
Remove expectAssertion in favor of ember-dev
Added ability to change event type on which Ember.LinkView is triggered
ContainerView#initializeViews learns about the container
Improve Ember.View#createChildView container support
Ensure assertion failures are test failures.
Fix failing tests for non-blocking assertions
Make the test suite work with non-blocking assertions
Utilize the browser console.assert when possible
Added custom test helper for testing assertions: expectAssertion
Ember assertions work more like console.assert e.g. they are now uncatchable
Update ember-dev
Visit helper update router url before handling it
Moved set of events to listen on by default to a property of EventDispatcher so it can be overridden
Fix typo in array mixin docs
Clarify subclasses of Ember.CoreView #2556
Fix naming of _displayPropertyDidChange in comment
Assert keyName not null and not undefined in get() and set()
Add debounce to Ember.run. Uses backburner.debounce
Cleaned up a bad check inside of Ember.View._hasEquivalentView that was causing routes with the same template and controller, but different view classes, not to render.
Add documentation and test for Ember.Handlebars.helper
Fix ember-dev s3 push.
Fix App#reset to correctly reset even when Router.map was never called.
Added test case that the render helper throws when a controller name doesn't resolve
Release tooling improvements
Adds assertion for misnamed controller name provided to render helper. [Fixes #2385]

Ember 1.0.0-rc.5 (June 01, 2013)

Added assertion for incorrect container lookup names
adding docs for Ember.beforeObserver
Remove ember-testing from production build
Fixed bug with promises on startup. Fixes #2756.
sync router.js fixes App#reset in ember-testing issue
Notes that replaceWith only works with 'history' - Fixes #2744
Fix failing tests in IE7 by normalizing URL
Update backburner to fix IE8 failing test
Update Backburner.js fixing the performance regression introduce in rc4
maintain ruby'esq version string for gems
remove starter_kit upload task (we just use the github tarbals)

Ember 1.0.0-rc.4 (May 27, 2013)

Loader: improve missing module error message
Fix click test helper selector context
fixes #2737: 'In the Router, if ApplicationController is an ObjectController, currentPath is proxied to the content.'
Update backburner with autorun release
use Ember.run.join internally for App#reset
Add Ember.run.join
Include 1.10 in jQuery version check
Fix to ignore internal property in Ember.keys
ensure willDestroy happens in action queue so live objects have a chance to respond to it before destroy
Fix view leak (issue #2712)
Added logging of view lookups
App learns to LOG_ACTIVE_GENERATION
Added support for calling multiple async test helpers concurrently
fix misleading docs [fixes emberjs/website#485]
Added the ability to chain test helpers
BREAKING: Move setting controller's model into setupController
Updated ember-latest jsbin starting point URL
Documentation for ComputedProperty cacheable
Mask deprecation warning in metaPath testing
mask deprecation warnings (when knowingly triggering them)
Deprecate Ember.metaPath
Treat {{#each}} as {{#each this}}
Set actions as the default run loop queue
Replace Ember.RunLoop with Backburner.js
Deactivate route handlers before destroying container in App.reset() - Upgrade router.js micro-framework
Create Test Adapter to keep ember-testing framework agnostic
Simplify not-null-or-undefined checks
[fixes #2697]
update doc example to current router
Ember.computed learns oneWay computed
Find helper now throws when element not found and added selector context
Fix downloads link for starter-kit
Move /** @scope */ comments inline to their extend calls
fixing JSON syntax error and upgrading ember-handlebars-compiler dependency to 1.0.0-rc.3
Documentation: fix code block of Ember.String.capitalize
Ember.Deferred now handles optional then handlers.
upgrade ember-dev
App#reset now only brings it's own run-loop if needed.
gitignore bundler/* this allows for a local bundle --standalone
Small corrections to Route.events documentation.
Add assertion about setting the same current view to multiple container views
Remove SC compatibility in Ember.Array
Document and add assertion reflecting that helpers created with registerBoundHelper don't support invocation with Handlebars blocks.
Trigger change in fillIn helper in ember testing
Fix undefined error when promise rejected on startup
Ember testing capture exceptions thrown in promises
Rewrite EMBER_VERSION with Ember::VERSION
Fix docs to use extend instead of create when setting observers
Makes partial helper only lookup the deprecated template name if the first try is unsuccessful.
Removed duplicate test for normalizeTuple
Ember testing update url in visit helper
bump RSVP (it now has RSVP.reject)
Make parentController available from an itemController
Stop unnecessary jQuery.fn extension
Include Ember::VERSION in 'ember-source' gem
Create Ember.Test with registerHelper method
Improve {{render}} docs.
Don't add disabled class if disabledWhen not provided
More accurate, helpful error message for handlebars version errors.
Adds disabledWhen option to {{linkTo}} helper
Clean up pendingDisconnections propertly
Make router's render idempotent
Switch from bind to on for routing handlers.
Switch from delegate/undelegate to on/off for EventDispatcher.
Remove IE specified test
Adding regression test
Remove unused helper function
This function is already defined as set
Deferred self rejection does not need special handling
Fix rejecting a deferred with itself
Fix CollectionView.arrayDidChange documentation
ember-testing: Make wait a promise and a helper
tests on chained helpers added ember-testing for running in qunit
Added routeTo for event-based transitions
Prevent unnecessary re-rendering when only route context has changed
Add test for visit helper in ember testing
Reduce the polling interval to make tests run much faster
Update route-recognizer - Fixes #2559
Revert "Use isNone to check tag name"
Support for redirection from ApplicationRoute
Improving Ember.Select's null-content regresion test
Prevent another exception on empty Ember.Select.content
prevent exception on empty Em.Select content
deprecate the defaultContainer (see: http://git.io/EKPpnA)
RSVP is now promise/a+ 1.1 compliant
Fix test for setTimeout with negative wait for older IE
Use Function.prototype.apply to call setTimeout on older IE
Use Ember.isNone
Fixed view subclasses being instrumented as render.render.*
Fixes #2526 - Updates JsFiddle and JsBin links for rc.3
Add tests to deferred mixin
Allow missing whitespace for assertion fot html text
Fix incrementProperty/decrementProperty to be able to use with 0
RSVP2
Adds the ability to specify the view class used by the outlet Handlebars helper
Make view helpers work with bindings
get of property in false values should return undefined
Really normalize hash params this time
Normalize Ember.Handlebars.helper hashes
Fix bug with Ember.Handlebars.helper
Ember.EventDispatcher is now container managed.
typeInjection's public api is via injection
App#reset now triggers a eventDispatcher teardown
Added docs of ArrayContentDidChange for array
Move linkTo docs to helper instead of LinkView
Use tag name supported by html 4
Fix to use Ember.ArrayPolyfills.forEach
Switch assertion for simulated Ember.create
document {{input}} and {{textarea}} helpers
convert bools to flags so it is easier to add new ones
Fix to use Ember.ArrayPolyfills.forEach for IE8
Skip Object.getOwnPropertyDescriptor only IE8
Use stub Object.create for IE8
Force downcase tag name for IE8
rake release:gem + some cleanup
Reduce late time to less than resolution capability of setTimeout
Kepp timers order
Adjust wait time to tick next run loop for more browsers
additional Controller#needs documentation
make use of Ember.isNone explicit in Ember.isEmpty
Added API docs for 'needs' property of controller
Use isNone to check tag name
Added length property to Ember.Map

Ember 1.0.0-rc.3 (April 19, 2013)

fn.call is wasteful when the thisArg is not needed.
dont needlessly close-over and rebuild insertViewCollection
Don't apply href to LinkView that isn't using 'a' tag
Documents {{linkTo}}
Include ember-testing in full build
Use jQuery.is(':disabled') instead of jQuery(':disbled').length for Opera
Remove assigned but unused variable
Document run.scheduleOnce, truncate run.once docs. Fixes #2132.
fix failing tests for outerHTML fallback
don't rely on EXTEND_PROTOTYPES == true
Fixes Ember.EnumerableUtils without extend prototypes
Do not flag .generateController for documentation.
Do not build the docs for .cacheable. Fixes #2329.
cleanup MutableEnumerable documentation
Add Ember.Application#removeTestHelpers
Fix a couple issues
First pass of work for the ember-testing package
Fixes error in documentation referring to non-existent 'Customizing Your Bindings' section
Fix method comments
Fix redirecting to child routes
Fixes to MetamorphView's DOMManager replace
Fixes #870 Lazy destruction + App#reset issues
Eliminate unused variables
Point to updated preconfigured starting points for JSFiddle/JSBin with latest Ember build that is now being auto-posted to builds.emberjs.com
Fixes #2388: Added if statement to _resetSubControllers
scope cached state transition hashes to the state manager class, so extending and mixins work with StateMangers as expected
Fixes for upload of published builds.
Update to latest ember-dev so that publish task can work properly
Configure Travis for automatic deploy to AWS
Add missing item type
Do no emit Ember.alias deprecation warnings during alias tests
add invokeRecursively to ViewCollection
Failing test showing StateManagers using mixins to get some of their states have unexpected behavior
Fix HistoryLocation rootURL handling and webkit workaround
Remove unused argument from helper functions
Use toArray to remove duplication
Allow option view for Ember.Select overwritable
Actually make Ember.alias() print deprecation warnings.
use Ember.String.fmt instead of String extension
automatically upload all passing builds to s3
[Fixes #2424] App#reset
s/nexts/these (nexts is not a word)
More verbose error message on failed linkTo routing attempts
viewName is a property
remove uneeded closures
JSDoc should use {*} for mixed types instead of {anything} and {any}
add an "includeSelf" parameter to "invokeRecursively"
Fix ArrayController#length when content is not explicitly set
Close #2043 - fix issue with removing last element in collection
Stop application template from duplicating on re-render
assertion to catch mixins being passed to Object.create
Enhance Ember.TargetActionSupport and introduce Ember.ViewTargetActionSupport
fix {{textarea}} assert message
Test for unwatch methods on object length property
Tests for watch methods on length properties
Test for isWatching on length property of an object
Move Ember.typeOf to metal
Fix array watching issue. Was affecting more than just plain arrays due to differences between typeOf and isArray.
Remove mention of passing mixins to create.
Revert "Fix Application#reset destroy issue"
Fix view helper documentation and example to reflect context
Ignore webkitStorageInfo during namespace lookup to avoid warning
Fix Application#reset destroy issue
Make Chrome initial popstate workaround account for rootURL
Use a string instead of an array in RenderBuffer
Convert a for in loop to a plain for loop
Improve view container lookup performance
remove uneeded asynchrony from Ember.Deferred tests
remove unneeded asynchrony from routing tests
Add {{text area}}
Default text input action to 'enter'
Add {{input action="foo" on="keyPress"}}
More metal cleanup
Better organize ember-metal and cache function lookups.
remove sync from render to buffer
make tests not depend on synchronous change events
fix test not to expect synchronous observers
Define Mixin properties in prototype
Update ember-dev gem to latest version
Share empty arrays in Ember.View prototype. Lazily slice it upon manipulation.
Add views to Ember.View.views upon insertion in DOM rather than on init. Fixes #1553
Make object destruction async so we can reduce churn when destroying interconnected object graphs.
Define Ember.CoreObject#willDestroy. Fixes #1438.
cleanup unneeded volatile()
Match the transitionTo APIs.
Avoid recursively calling transitionTo.
Improve the performance of view notifications and transitions.
Extract a private ViewCollection class to aid in manipulating several views at once.
Add support for {{input type="checkbox"}}
Add Ember.Handlebars.helper
Add {{input type="text"}}
Insert adjacent child views in batches rather than individually.

Ember 1.0.0-rc.2 (March 29, 2013)

Improved the App initialization process and deprecated Ember.Application#initialize. If you were using this, use deferReadiness and advanceReadiness instead.
Added support for Ember.Application#then which fires similarly to the isReady hook
Added more Ember.computed macros
Added readOnly flag for computed properties
Enumerable#compact now removes undefined values
Fixed issue with unregistering actions on virtual views
Make Ember.LinkView public
Add support for jQuery 2.0
Support browsers (FF 10 or less) that don't support domElement.outerHTML
Made it easier to augment the Application's container's resolver
Support tag as an alias for tagName in the {{view}} helper
Add 'name' to attributeBinding for Ember.TextField and Ember.Select
Return merged object from Ember.merge
Deprecate setting tagNames on Metamorphs - Refs #2248
Avoid parent's implicit index route clobbering child's explicit index.
App#reset behaves more closely to App#create
Make Evented#on, #off, and #one chainable
Add basic implementation of allowedKeys for the {{action}} helper
Improved Ember.Array#slice implementation
Fix ArrayProxy arrangedObject handling - Fixes #2120, #2138
Added ability to customize default generated controllers and routes
Better HistoryLocation popstate handling - Fixes #2234
Fix an issue with IE7
Normalized Ember.run.later and Ember.run.next behavior.
Fix issue where classNameBindings can try to update removed DOM element.
Ember.Array methods always return Ember.Arrays
RSVP is now exposed as Ember.RSVP
ObjectProxy does not attempt to proxy unknown properties on create
Can now set ENV.LOG_VERSION to false to disable version logging
Ember.ArrayController#lastObject no longer raises when empty
Fixes to {{render}} helper when used with model
Improvements to {{linkTo}} controller handling
Fix {{bindAttr}} when targeting prop in {{#each prop in array}} - #1523
String#camelize lowercases the first letter
Other miscellaneous bug fixes and documentation improvements

Ember 1.0.0-rc.1 (February 15, 2013)

Upgrade to Handlebars 1.0.0-rc.3
Update RSVP.js
Update router.js
Support 0 values for input tags
Support for jQuery 1.9
ArrayController now defaults to empty array
Added Vagrant support for setting up a development environment
Adds {{each itemController="..."}}
Fix issues where route transitions would not register properly
Initial support for Application#reset
Fix handling of keywords in bind helpers
Better handling of DOM properties
Better handling of complex {{#if}} targets
{{linkTo}} shouldn't change view context
Router#send accepts multiple params
Provide a view's template name for debugging
Create activate and deactivate hooks for router
{{action}} targets are now looked up lazily
The model for Route#render is now bound
Improvements to ContainerView
Added 'pattern' attribute to text field for iOS.
CollectionView context is now its content
Various enhancements to bound helpers: adds multiple property support to bound helpers, adds bind-able options hash properties, adds {{unbound}} helper support to render unbound form of helpers.
Add App.inject
Add Ember.EnumberableUtils.intersection
Deprecate Controller#controllerFor in favour of Controller#needs
Adds bubbles property to Ember.TextField
Allow overriding of Ember.Router#handleURL
Allow libraries loaded before Ember to tie into Ember load hooks
Fixed behavior with Route#render and named outlets
Fix bug where history location does not account for root URL
Allow redirecting from mid-route
Support string literals as param for {{linkTo}} and {{action}}
Empty object proxies are no longer truthy in {{#if}}

Ember 1.0.0-pre.4 (January 17, 2013)

Add {{partial}}
Fix regressions in router.js
Support jQuery 1.9.0
Use the controller with the same name as the template passed to render, if it exists

Ember 1.0.0-pre.3 (January 17, 2013)

BREAKING CHANGE: New Router API
BREAKING CHANGE: Ember.Object.create behaves like setProperties. Use createWithMixins for the old behavior.
BREAKING CHANGE: No longer default a view's context to itself
BREAKING CHANGE: Remove the nearest view computed properties
Significant performance improvements
Bound handlebars helpers with registerBoundHelper
Ember.String improvements
TextSupport handles input, cut, and paste events
Add action support to Ember.TextField
Warn about using production builds in localhost
Update Metamorph
Deprecate Ember.alias in favour of Ember.aliasMethod
Add Ember.computed.alias
Allow chaining on DeferredMixin#then
ArrayController learned itemControllerClass.
Added VagrantFile and chef cookbooks to ease ember build for developers.
Provide an Ember.Handlebars precompilation package
Removed Tab controls
Fix Chrome (pre v25) MutationObserver Memory Leak
Update to Promises/A+ compatible RSVP
Improved instrumentation
Rename empty to isEmpty and none to isNone
Added support for toStringExtension to augment toString
Implement a default computed property setter.
Add support for unhandledEvent to StateManager.
Load external dependencies via an AMD shim
Pass in the old value into the CP as a third argument
Deep copy support for NativeArray
Added an afterRender queue for scheduling code to run after the render queue has been drained
Implement _super() for computed properties
Miscellaneous bug fixes
General cleanup

Ember 1.0.0-pre.2 (October 25, 2012)

Ember.SortableMixin: don't remove and reinsert items when their sort order doesn't change. Fixes #1486.
Fix edge cases with adding/removing observers
Added 'disabled' attribute binding to Select
Deprecate usage of {{collection}} without a class in favor of {{each}}
Changing Ember.Handlebars.getPath to Ember.Handlebars.get for consistency. This addresses #1469.
Since $.uuid was removed from jQuery master, we're switching to using Ember.uuid instead.
Add Ember.View#nearestOfType, deprecate nearestInstanceOf
Adds support for globbed routes
Remove CP_DEFAULT_CACHEABLE flag
Remove VIEW_PRESERVES_CONTEXT flag
Replace willRerender with willClearRender
Bumped jQuery requirement to 1.7.2+, explicitly forbidding 1.7 and 1.7.1 (see: #1448)
Add Ember.String.classify() to string extensions
HistoryLocation now utilizes history.replaceState
Add a basic instrumentation API
Allow extension of chosen prototypes instead of the current all or none.
Remove dependency on window throughout Ember
Don't attempt to concat a concatenatedProperty onto an object that doesn't have a concat method
Remove ember-views dependency from ember-states
Multiselect updates array content in place.
Support applications without a router
Add Ember.Deferred mixin which implements promises using RSVP.js
Fix for popstate firing on page load.
Fixed bug in CP setter where observers could be suspended and never restored.
Fixed a bug with setting computed properties that modify the passed in value.
Initial work to allow operation with handlebars runtime only
A listener registered with one can be removed with off
Calling removeListener without method should remove all listeners
Add autoinit flag to Application to call initialize on DOM ready.
Create view for application template if no ApplicationView.
Remove support for inline anonymous templates.
Rename createRouter to setupRouter to make clear.
Extract createRouter from Application#initialize
Extract runInjections from Application#initialize
Simplify syntax so we can extract more easily
Extract createEventDispatcher from Application#init
Update for Handlebars 1.0.rc.1
Fix State.transitionTo to handle multiple contexts
Cleanup classNameBindings on remove
Support defining injections to occur after other injections
Computed prop setter improvements
fix :: syntax in classNameBindings to work with falsy values
Fix Ember.Error properties
Improved error handling with Ember.onerror
Adds currentPath to Ember.StateManager
Provide default args to tryInvoke - fixes #1327
Fix a bug in multi-selects with primitive options
Fix formatURL to use rootURL and remove formatPath
Fixing Ember.Router.route when rootURL is used
ContainerViews should invalidate element on children when rendering.
Add test for selecting in multi selects with prompts
Fix: Passing a regex to split in IE8 returns a single item array, causing class names beginning with a colon to fail to render in IE8.
Adding itemViewClass attribute to the each helper.
Reorganize load hooks to be more sane
Improve application readiness framework
Small restructuring of ArrayProxy
Add #setObjects to mutable array. A helper for replacing whole content of the array with a new one.
Fixed selecting items in ember multi-selects
Add disconnectOutlet method to controller
The content property of an ArrayProxy instance should be defined before modifying it
Adds a has() method to Ember.OrderedSet
Adds hooks for suspending observers
Check that a controller inherits from Ember.Object before instantiating it to the router.
Support jQuery 1.8 - fixes #1267
Ember.empty returns true if empty Ember.ArrayProxy
add scheduleOnce and remove flag
add various lifecycle tests to check updated ContainerView path. Expose problem with flag for scheduling one time.
Moving location tests to routing package
Make outlet a Metamorph view
Tests showing problem with adding and replacing
refactor ContainerView children rendering to not make assumptions at scheduling time, just at render time.
Remove remaining references to viewstates
Select element should initialize with the correct selectedIndex when using valueBinding
Remove deprecated Ember.ViewState.
Handle undefined element in bindAttr and classNameBindings
Render now uses context instead of _context
Better version replacement regexp
Outlets reference context instead of controller.
Rakefile :clean remove 'tmp' folder
Performance improvements

Ember 1.0.pre (August 03, 2012)

Return undefined instead of empty jQuery object for Ember.View#$ when not in DOM
Adds didDefineProperty hook
Implement immediateObserver placeholder in preparation for making observers asynchronous
Change {{action}} API for more explicit contexts
Add connectControllers convenience
Assert that transitionTo at least matched a state
Delay routing while contexts are loading
Also rename trySetPath to trySet
Replaced getPath/setPath with get/set
Remove LEGACY_HANDLEBARS_TAG flag
Add two new core methods to allow invoking possibly unknown methods on objects
Change ternary syntax to double colon sytax
Add tests for ternary operator in class bindings
Test for defined Router lacking App(View|Controller)
Allow alternate clicks for href handling - Fixes #1096
Respect initialState when transitioning to parent of current state - Fixes #1144
add reverseObjects
Fixing rootURL when path is empty
HistoryLocation appends paths to router rootURL
Make Ember.Logger support the 'info' and 'debug' methods on fallback (for IE8).
Support currentView on init if ContainerView is created with one
{{bindAttr class="this"}} now works; fixes #810
Allow connectOutlet(outletName, name, context) syntax
turn on mandatory setter for ember-debug if not set
Change the default setUnknownProperty to define it before setting.
{{view}} now evaluates the context of class bindings using the same rules applied to other bindings
dataTransfer property for drag and drop events
require jQuery 1.7, no longer accept 1.6
add mandatory setter assertion
Add date comparison to Ember.compare
We use jquery event handling for hashchange/popstate
Deprecate Ember.Tabs - Fixes #409
Remove data-tag-name "feature" from <script> tags
Only register Ember.View.views for non virtual views
Add support for tabindex in Ember Controls.
Only push new history when initialURL has changed
Support basic States inside of Routes
Refactor context handling for States and Routes
Make Map copyable
Assert that path passed to urlFor is valid
Do not run functions passed to Ember.assert, Ember.warn, and Ember.deprecate
Allowing developer to turn off verbose stacktrace in deprecation warnings
Ember.Route.serialize must return a hash
lazy setup of ComputedProperties
change convention from var m = meta(obj) to var meta = metaFor(obj)
add hook for desc for willWatch and didUnwatch
Call transitionEvent for each nested state - Fixes #977
Define a 'store' property in ControllerMixin, to avoid proxy-like handling at router initialization (controllers store injection).
if there is no context, allow for views without controllers
Add MapWithDefault
serialize route states recursively
urlForEvent for a route with a dynamic part doesn't serialize the context
Don't stopPropagation on action handling by default
Implement a route's navigateAway event
Change app.stateManager to app.router
Allow a one-time event listener on Ember.Evented
Rename fire to trigger
change sendEvent signature from sendEvent(obj, name, …) to sendEvent(obj, name, params) to avoid copying the arguments. Conflicts:
Deprecate Ember.ViewState
remove Ember.MixinDelegate
Call preventDefault on events handled through {{action}}
Call transitionEvent on initialStates as well as targeted state
During apply not applyPartial, chains maybe setup, this makes sure they are updated.
allow computed properties to be overridden
Change connectOutlet API to prefer Strings
Fix bug with Ember.Router#route not reflecting redirections in location
Give Ember.Select prompt an empty value
Create Ember.ArrayPolyfills
Rename ArrayUtils to EnumerableUtils
Use transitionTo rather than goToState
Improve ArrayUtils by removing unnecessary slices
Use evented system for dom events on views
Fix switchToUnwatched so ObjectProxy tests pass.
Skip mixin properties with undefined values
Make defineProperty override native properties
Fix unsupported method errors in older browsers
Improved Ember.create shim
Can't use lib/ember.js because we use that for precompiling, so let's use dist/distold instead
Use getPath instead of get in computed macros in order to allow 'foo.bar' dependencies
A route's serialize should handle null contexts
Router.location cannot be null or undefined
Use 'hash' as default location implementation on Router
Clean up location stubbing in routable_test
Instantiate Ember.Location implementation from Router
Add NoneLocation
Add options hash syntax to connectOutlet.
Added 'ember-select' CSS class to Ember.Select, as per the convention with other included views.
Fix Ember.setPath when used on Ember.Namespaces
Remove async transitions.
Enumerate all properties per injection.
Injections can specify the order they are run.
Make sortable test deterministic
Improve invalidation of view's controller prop
Cleaning up in history location
Removing lastSetURL from setURL
Fix bug with computed properties setters not triggering observers when called with a previous value
Fix failing test
Adding popstate tests for history based location
Splitting location implementations from Location
Use accessors for eventTransitions
Finish implementation of Sortable mixin
Move sorting into separate mixin
Crude sorting on ArrayController
Split ArrayProxy into content and arrangedContent
Fix broken upload_latest task by specifying version for github_api
Add some convenience computed property macros to replace the major usages of binding transforms
Initial pushState based location implementation
Support #each foo in this and #with this as bar
collection should take emptyViewClass as string
Don't update the route if we're routing
Don't special-case the top-level '/'
Make routing unwind properly
Replace occurrences of goToState with transitionTo.
No longer support RunLoop instantiation without new.
Improve naming and code style
Guard mergeMixins parameters more generally
Guard against implicit function application by Ember.assert
Use Ember.assert instead of throw
Guard against undefined mixins
Remove unused local variables
Update gems
Enable selection by value in Ember.Select.
Update build URL
Fix issue with Ember.Select when reselecting the prompt
Call setupStateManager in initialize, not in didBecomeReady
Let ES5 browsers actually work
Lookup event transitions recursively in the ancestor states.
Support global paths in the with/as helper. Fixes #874
Views should inherit controllers from their parent
Semi-hackish memory management for Ember.Application
Transition to root to enable the back-button
Insert ApplicationView by default
Respect href parameter for {{action}}
Allow setting target on ObjectController
Remove deprecated functionality from get/set
urlFor should raise an error when route property is not defined
fix build by checking VIEW_PRESERVES_CONTEXT
Only call formatURL if a location is defined
URL generation takes into account location type
Rename templateContext to context
Change default template context to controller
Removes deprecated label wrapping behavior and value property of Ember.Checkbox
ControllerObject class can be initialized with target, controllers and view properties
Add Ember.State.transitionTo
Wire up {{action}} to emit URLs
Use standard StateManager send/sendRecursively and convert state method arguments to include options hash when necessary.
Correct state transition name to reflect StateMachine state nesting.
Add urlFor to Router
make transitionEvent on state manager configurable
The router's initialState is root
Add redirectsTo in routes
Make identical assertion messages distinguishable
Check that tests don't leave open RunLoops behind
Better Handlebars log helper
Disallow automatic creating of RunLoops during testing; Require manual Ember.run setup.
ObjectController
rename location style to implementation and add registerImplementation method to ease custom implementations
some sugar for Router initialization
Fix initialization with non routable stateManager
bindAttr should work with global paths
Unbundled Handlebars
Add Ember.Controller and connectOutlet
Initial implementation of outlets
Implement modelType guessing.
Add support for modelType in the router

Ember 0.9.8.1 (May 22, 2012)

Fix bindAttr with global paths
Fix initialization with non routable stateManager
Better jQuery warning message
Documentation fixes

Ember 0.9.8 (May 21, 2012)

Better docs
Preliminary routing support
Properly handle null content in Ember.Select - fixes #775
Allow a context to be passed to the action helper
Notify parentView of childView changes for virtual views
Extract Ember.Application into a separate package
Better console handling
Removed warnings about element not being present in willInsertElement
Removed old deprecated RunLoop syntax
Add support for "input" event handlers
Removed deprecated getPath/setPath global support, deprecated star paths
Removed Ember.Set.create with enumerable
Add Ember.Binding.registerTransform
States should create a childStates array
Always send Array#contentWillChange with contentDidChange
Updated Metamorph - fixes #783
Re-enable enumerable properties: [], firstObject and lastObject
Add support for #each foo in bar
Implement {{#with foo as bar}} syntax
Fixed ordering of MutableArray#unshiftObjects
Fix Em namespace in dev mode
Add currentView property to Ember.ContainerView
Namespace debugging functions, ember_assert, ember_deprecate, and ember_warn are now Ember.assert, Ember.deprecate, and Ember.warn.
Rename BindableSpanView -> HandlebarsBoundView
Updated Handlebars to 1.0.0.beta.6
Ember.cacheFor should return falsy values
Handlebars actions use a stateManager by default
Bindings should connect to this and not the prototype.
Fix security error w/ Opera and Frames - fixes #734
Warn when attempting to appendTo or replaceIn with an existing Ember.View
Change the context in which {{view}} renders
Improve error when sending an unimplemented event
Change didInsertElement function to event callback - fixes #740
Precompile defaultTemplates for production builds
Updated uglifier - fixes #733
Improved the testing stack
Using the colon syntax with classBinding should allow truthy values to propagate the associated class
Add safeHtml method to String
Improved compatibility with Handlebars.SafeString
Deprecate Ember.Button - closes #436
Refactor ember-states/view_states out into ember-viewstates so that states is free of ember-views dependency.
Prevent classNames from being displayed twice
Added ComputedProperty#volatile to turn off caching
Support making Computed Properties cacheable by default

Ember 0.9.7.1 (April 19, 2012)

Better escaping method for RenderBuffer
More rigorous XSS escaping from bindAttr

Ember 0.9.7 (April 18, 2012)

RenderBuffer now properly escapes attribute values. Fixes XSS vulnerability documented in #699.
Make options an optional argument to Ember.Handlebars.getPath
getProperties can be called with an array of property names
Allow for jQuery prereleases and RCs - fixes #678
Raise if both template and templateName appear
DRY up createChildView initialization
Ember.ContainerView should propagate template data
allows yielded template blocks to be optional
Fixed substate/parentState test
Inline views should always have an id - Fixes #655
Ember.View should not require view method sharing event name.
Refactor and cleanup Ember.Checkbox
Normalize keyword paths so that observers work
Expose view and controller keywords to templates
Ember.Select allows array selections when multiple=false.
Ember.ArrayUtils.objectsAt returns correct objects.

Ember 0.9.6 (March 30, 2012)

Significant internal performance improvements
Improved performance of RenderBuffer
Avoid unneceesary ping-ponging in binding updates
Fix infinite loop caused by jQuery.extend with array in older browsers
Added ENV.SHIM_ES5 option to improve compatibility with Prototype.js
Added Ember.Evented mixin for internal events
Removed YES and NO constants
No longer alias as SC/Sproutcore
Deprecate lowercase Namespaces
Improved "destroy" method and added "willDestroy" and "didDestroy" callbacks
Support static classes in bindAttr
Allow 'this' to be used in bindAttr
Make sure States are exited in the proper order
Deprecate re-rendering while view is inBuffer
Add contextmenu event support
{{action}} helper event includes view and context
Simplified parameters passed by {{action}} helper to StateManager
Allow the {{action}} helper to use "send" as the action name
Collection itemViewClass itemHash bindings should be resolved in the proper context.
Honor emptyViewClass attribute in collection view helper
Allow View attributeBindings to be aliased.
Add Ember.getWithDefault
Add Ember.computed(key1, key2, func)
Add Ember.Map
Improvements to OrderedSet
Warn if classNames or classNameBindings is set to non-array
Warn when setting attributeBindings or classNameBindings with {{view}} helper
Warn if user tries to change a view's elementId after creation
Remove contained items from Ember.Set when calling #clear
Treat classNameBindings the same as classBinding in the view helper
Added maxlength to TextSupport; added size to TextField; added rows and cols to TextArea
Fix bug where DOM did not update when Ember.Select content changed
Dereference views from parent when viewName is specified and the view is destroyed
Added "clear" method to Ember.MutableArray
Added Ember.cacheFor to peek at computed property cache
Added support for multiple attributes to Ember.Select
Fix security warning in older Firefox
Re-render views if the templateContext is changed
More sugar for creating complex bindings
Fixed bug where a class could not be reopened if an instance of it had already been created
Enable unnamed Handlebars script tags to have a custom id with the data-element-id attribute
Testing improvements including headless tests (rake test) and JSHint
Improved framework build process
API documentation improvements
Added benchmarking harness for internals

Ember 0.9.5 (February 17, 2012)

Add Handlebars helper for {{yield}}
Add a .jshintrc
Add layout support to Ember.View
Allow state managers to control their own logging
Print more useful debug information in state manager
Fix issues that prevented Ember from being used in iframes
Fix path resolution for states
State manager should raise if an event is unhandled
Attribute Bindings should handle String objects - Fixes #497
Fixed each/else - fixes #389
Updated Metamorph - fixes #449
States hashes misbehave when including classes
The action helper should prevent default behavior on it's attached element
Pass the event, view, and context to {{action}} helper actions
#454 State Exit Methods Should Be Called In Reverse Order
#454 test StateManager should send exit events in the correct order when changing to a top-level state
Retrieve child views length after potential mutations
Metamorph's replace now recursively invalidates childView elements
Fixes a bug where parent views were not being set correctly when multiple views were added or removed from ContainerView
Views removed from a container should clear rendered children.
ContainerView should set parentView on new children
Add state manager compatibility to action helper
Adds ability to save metadata for computed properties
Don't parse text/html by default. Use ENV.LEGACY_HANDLEBARS_TAG to restore this functionality. - Fixes #441
Fix overzealous deprecation warnings
Fix bug such that initialState and start states will be entered
Miscellaneous documentation improvements
Better framework warnings and deprecations

Ember 0.9.4 (January 23, 2012)

Add Ember.Select control
Added Ember.Handlebars action helper to easily add event handling to DOM elements without requiring a new view
jQuery 1.7 compatibility
Added a runtime build target for usage with Node.js
Instantiate a ViewState's view if it's not already an instance
In addition to having a rootElement, state managers can now have a rootView property. If this is set, view states will append their view as a child view of that view.
Views now register themselves with a controller if the viewController property is set
Other miscellaneous improvements to States
Allows setting a custom initial substate on states
ContainerView now sets the parentView property of views that are added to its childViews array.
Removed ember-handlebars-format, ember-datetime
Array's [] property no longer notifies of changes. Use @each instead.
Deprecated getPath/setPath global support
Ember.Application's default rootElement has changed from document to document.body
Events are no longer passed to views that are not in the DOM
Miscellaneous improvements to Ember.Button
Add return value to Ember.TargetActionSupport.triggerAction()
Added Ember.Handlebars.precompile for template precompilation
Fix security exceptions in older versions of Firefox
Introduce Ember.onerror for improved error handling
Make {{this}} work with numbers within an #each helper
Textfield and textarea now bubble events by default
Fixed issue where Handlebars helpers without arguments were interpreted as bindings
Add callbacks for isVisible changes to Ember.View
Fix unbound helper when used with {{this}}
Add underscore and camelize to string prototype extensions.
View tagName is now settable from Handlebars <script> template via data-tag-name
Miscellaneous performance improvements
Lots of minor bug fixes
Inline documentation improvements

Ember 0.9.3 (December 19, 2011)

Make sure willInsertElement actually gets called on all child views. Element is still not guaranteed to work.
Implement tab views and controller
Fixed some parse errors and jslint warnings
allow use of multiple {{bindAttr}}s per element

Ember 0.9.2 (December 16, 2011)

add replaceIn to replace an entire node's content with something new
Use prepend() and after() methods of Metamorph
Update Metamorph to include after() and prepend()
Fixed some missing commas which prevented bpm from working
Safer Runloop Unwinding
Adding support for <script type="text/x-raw-handlebars">
Remove parentView deprecation warning

Ember 0.9.1 (December 14, 2011)

Fix jslint warnings related to missing semicolons and variables defined twice
Alias amber_assert to sc_assert for backwards compat
Fix toString() for objects in the Ember namespace
Clear rendered children recursively when removing a view from DOM.
Manually assigns custom message provided new Ember.Error so it will appear in debugging tools.
Add a currentView property to StateManager
Duck type view states
Add license file
We don't need to support adding Array observers onto @each proxies, so don't bother notifying about them.
Clean up some verbiage in watching.js
Cleaned up the build script
Fixed incorrect test
Updated references to SproutCore to Ember
Preserve old behavior for special '@each' keys.
Making chained keys evaluate lazily and adding unit test
Adding unit test to demonstrate issue #108.

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CHANGELOG.md

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