F# better typeparam handling

 * Still doesn't handle 'when' or 'static member' constraints.
 * Sample code from Colin's FSharp.Actors project.
Add support for dustjs
Merge branch 'master' of github.com:bfui/highlight.js into dust
Add Dust example to test.html, add CSS classes reference
Dart language support
Merge branch 'master' of github.com:dikmax/highlight.js into dart

Conflicts:
	AUTHORS.en.txt
	AUTHORS.ru.txt
Dropped all custom relevance from dart.js
Added labels, functions for CMD/BAT files
Fixed link parsing in markdown.
Add implicit keyword to scala
Fix grouping of parameters inside a function
Merge branch 'bug/coffeescript-highlighting'

In regards to #518
Rearranged Dart snippet and class reference.
Merge branch 'dart'

Conflicts:
	AUTHORS.en.txt
	AUTHORS.ru.txt
Merge branch 'master' of github.com:isagalaev/highlight.js
Remove high relevance from javadoc.

This is a common format in many languages now, no reason
to believe that anything with '@' in comments is Java.

Fixes #525.
Merge pull request #526 from choffmeister/master

Add implicit keyword to scala
Annotated Dart in CHANGES.md
Added 'feature' as an alias for Gherkin.

Fixes #524.
Simpler definition for Ruby prompts.

- Don't use returnBegin
- Look for comments before prompts

Fixes #523.