[FIX] versions: Don't display same branch as a branch update, show actual branch update version (not always "9.0") and put it all in a nice remarksbox.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/11.x@47381 b456876b-0849-0410-b77d-98878d47e9d5