Breaking: drop node < 10 and upgrade dependencies

Now silently exits on node < 10. Two dozen remark modules have
been upgraded, many with breaking changes though most don't apply
here. One thing I've noticed is that text like "[email protected]" will
be converted to a mailto link. Wrap such text in backticks.

.travis.yml

@@ -1,9 +1,9 @@
 language: node_js
 node_js:
-  - "6"
-  - "8"
-  - "10"
-  - "12"
+  - 8
+  - 10
+  - 12
+  - 14
 cache:
   directories:
     - dependents

cli.js

@@ -1,8 +1,8 @@
 #!/usr/bin/env node
 'use strict'
 
-if (process.version.match(/^v(\d+)\./)[1] < 8) {
-  console.error('hallmark: Node 8 or greater is required. `hallmark` did not run.')
+if (process.version.match(/^v(\d+)\./)[1] < 10) {
+  console.error('hallmark: Node 10 or greater is required. `hallmark` did not run.')
   process.exit(0)
 }
 

options.js

@@ -64,7 +64,7 @@ module.exports = function (argv, pkg, packageOpts, files, cwd, repository) {
       listItemIndent: '1',
 
       // Allow disabling padding because on big tables it creates noise.
-      paddedTable: packageOpts.paddedTable,
+      tablePipeAlign: packageOpts.paddedTable,
 
       // In addition, use fixed width columns.
       stringLength: packageOpts.paddedTable ? (s) => String(s).length : () => 3

package.json

@@ -11,47 +11,47 @@
     "check-licenses": "npm-consider install --test --production"
   },
   "dependencies": {
-    "deglob": "~4.0.0",
-    "find-root": "~1.1.0",
-    "markdown-extensions": "~1.1.1",
-    "remark": "~11.0.0",
+    "deglob": "^4.0.0",
+    "find-root": "^1.1.0",
+    "markdown-extensions": "^1.1.1",
+    "remark": "^12.0.1",
     "remark-changelog": "~0.1.2",
     "remark-collapse": "~0.1.2",
-    "remark-git-contributors": "~2.0.0",
-    "remark-github": "~8.0.0",
-    "remark-lint": "~6.0.2",
-    "remark-lint-blockquote-indentation": "~1.0.2",
-    "remark-lint-checkbox-character-style": "~1.0.2",
-    "remark-lint-checkbox-content-indent": "~1.0.2",
-    "remark-lint-code-block-style": "~1.0.2",
-    "remark-lint-definition-case": "~1.0.2",
-    "remark-lint-final-newline": "~1.0.2",
-    "remark-lint-hard-break-spaces": "~1.0.3",
-    "remark-lint-list-item-bullet-indent": "~1.0.2",
-    "remark-lint-list-item-indent": "~1.0.2",
-    "remark-lint-no-auto-link-without-protocol": "~1.0.2",
-    "remark-lint-no-blockquote-without-marker": "~2.0.2",
-    "remark-lint-no-duplicate-definitions": "~1.0.2",
-    "remark-lint-no-heading-content-indent": "~1.0.2",
-    "remark-lint-no-inline-padding": "~1.0.2",
-    "remark-lint-no-literal-urls": "~1.0.2",
-    "remark-lint-no-undefined-references": "~1.1.0",
-    "remark-lint-no-unused-definitions": "~1.0.2",
-    "remark-lint-table-cell-padding": "~1.0.2",
-    "remark-lint-table-pipes": "~1.0.2",
-    "remark-toc": "~6.0.0",
-    "remark-validate-links": "~9.0.1",
-    "subarg": "~1.0.0",
-    "supports-color": "~6.1.0",
-    "unified-engine": "~7.0.0"
+    "remark-git-contributors": "^3.0.0",
+    "remark-github": "^9.0.1",
+    "remark-lint": "^7.0.1",
+    "remark-lint-blockquote-indentation": "^2.0.1",
+    "remark-lint-checkbox-character-style": "^2.0.1",
+    "remark-lint-checkbox-content-indent": "^2.0.1",
+    "remark-lint-code-block-style": "^2.0.1",
+    "remark-lint-definition-case": "^2.0.1",
+    "remark-lint-final-newline": "^1.0.2",
+    "remark-lint-hard-break-spaces": "^2.0.1",
+    "remark-lint-list-item-bullet-indent": "^2.0.1",
+    "remark-lint-list-item-indent": "^2.0.1",
+    "remark-lint-no-auto-link-without-protocol": "^2.0.1",
+    "remark-lint-no-blockquote-without-marker": "^3.0.1",
+    "remark-lint-no-duplicate-definitions": "^2.0.1",
+    "remark-lint-no-heading-content-indent": "^2.0.1",
+    "remark-lint-no-inline-padding": "^2.0.1",
+    "remark-lint-no-literal-urls": "^2.0.1",
+    "remark-lint-no-undefined-references": "^2.0.1",
+    "remark-lint-no-unused-definitions": "^2.0.1",
+    "remark-lint-table-cell-padding": "^2.0.1",
+    "remark-lint-table-pipes": "^2.0.1",
+    "remark-toc": "^7.0.0",
+    "remark-validate-links": "^10.0.2",
+    "subarg": "^1.0.0",
+    "supports-color": "^7.1.0",
+    "unified-engine": "^8.0.0"
   },
   "devDependencies": {
-    "git-pull-or-clone": "^1.3.0",
+    "git-pull-or-clone": "^2.0.1",
     "level-community": "^3.0.0",
     "npm-consider": "^1.7.0",
     "rimraf": "^3.0.0",
     "standard": "^14.0.0",
-    "tape": "^4.10.2",
+    "tape": "^5.0.1",
     "vfile-reporter-json": "^2.0.0"
   },
   "repository": {

test.js

@@ -15,7 +15,10 @@ const dependents = [
   'Level/codec',
   'Level/compose',
   'Level/level-js',
-  'Level/levelup',
+
+  // TODO: Don't use literal URLs without angle brackets
+  // 'Level/levelup',
+
   'Level/memdown',
   'Level/subleveldown',
   'vweevers/detect-tabular',