Introducing plugin option preferredContainer.
Merge branch 'gh-pages' of github.com:tkurz/lime into gh-pages

Conflicts:
	lib/lime.js
	src/lime.coffee
Implement the widget parameter preferredContainer.
Fixing `activeWidgetTypes` player option. This allows filtering widget types that are to be shown. Fixes #28.
Show the title of the video in the list view if it exists.
the youtubeplugin is in development.
Merge branch 'gh-pages' of github.com:tkurz/lime into gh-pages