[FIX] wysiwyg: Add mouseover to plugins not to render (thanks Geoff)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/11.x@46331 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] carousel: Set the size of the containing div if displaySize is set to an integer and hide the captions to make the page load tidier. Make a few more params "advanced" and correct some descriptions.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/11.x@46332 b456876b-0849-0410-b77d-98878d47e9d5