ICE-9126 - Refactored util.js for ACE-wide use. Now merged into ace-jquery.js. Removed unused util functions previously related to YUI. Renamed formOf usage in tabset.js.

git-svn-id: http://anonsvn.icesoft.org/repo/icefaces3/trunk/icefaces@35549 1de00972-ac04-4911-a46b-06793c8d78d9