Bump to osctrl 0.2.0

[javuto]

Overview

Release of 0.2.0. Lots of changes:

• Fixed Graylog plugin not sending result- Fixed Graylog plugin not sending result #25 by @kosborn
• Adding osctrl-api component - Adding osctrl-api component #28
• Log distributed queries results locally - Log distributed queries results locally #30
• Hidding API queries - Hidding API queries #31
• Bugfix: Invalid logging method for api, default to none - bug: fix invalid logging method for api, default to none #34
• Refactor: to use struct for html layout pages - small refactor: to use struct for html layout pages #35 by @friedbutter
• Productionalize osctrl-api - Productionalize osctrl-api #36
• No more plugins - No more plugins #37
• Using custom User Agent for HTTP requests - Using custom user-agent #39
• Make services wait for backend - Make services wait for backend #40
• Preparing for osquery 4.2.0 - Preparing for osquery 4.2.0 #41
• Compile osctrl statically - Compile osctrl statically #42

Being the biggest change the introduction of osctrl-api and the removal of logging plugins.