added a search title 'All Resources' for blank search

git-svn-id: http://svn.montala.net/svn/resourcespace@4360 c08608d7-6e46-0410-86ca-f2a6f1370df5
lang for last commit

git-svn-id: http://svn.montala.net/svn/resourcespace@4361 c08608d7-6e46-0410-86ca-f2a6f1370df5