Use chosen- as a prefix for classes instead of chzn-
Container gets and id with _chosen instead of _chzn
Update docs to use chosen- as a selector prefix.
Merge branch 'master' into chosen-1.0

Conflicts:
	coffee/chosen.jquery.coffee
	coffee/chosen.proto.coffee
	public/index.html
	public/index.proto.html
Update all `liszt` events with the more ovious `chosen` prefix.

So long, Franz.
Update docs to reflect our liszt-less (PUN) event names.
Stop applying a class to the orinal form field to indicate Chosen.