FIX bomb from 4886, and hide owner name from gallery collection search titles

git-svn-id: http://svn.montala.net/svn/resourcespace@4893 c08608d7-6e46-0410-86ca-f2a6f1370df5
CHG - if themes_single_collection_shortcut, omit the collections panel if only one collection exists

git-svn-id: http://svn.montala.net/svn/resourcespace@4894 c08608d7-6e46-0410-86ca-f2a6f1370df5