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
Merge branch 'dust' of github.com:Sannis/highlight.js into dust

Conflicts:
	AUTHORS.en.txt
	AUTHORS.ru.txt
	CHANGES.md
Zeroed relevance of Dust variables as it matches every word inside any { .. }.