ADD Responsive Hooks and some code tidying


git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5540 c08608d7-6e46-0410-86ca-f2a6f1370df5
CHG Delete all resources from collection will try to do it all in one go, or resource by resource


git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5541 c08608d7-6e46-0410-86ca-f2a6f1370df5