Merge branch 'dev-master' of github.com:yui/yui3 into dev-master
Merge branch 'dev-master' of github.com:yui/yui3 into dev-master

Conflicts:
	build/simpleyui/simpleyui-min.js
Build Editor content editable and YUI
Merge branch 'dev-master' into dev-3.x
Bump version to 3.13.0-beta-1