NEW - Add option $upload_no_file to allow blank uploads 


git-svn-id: http://svn.montala.net/svn/resourcespace@5599 c08608d7-6e46-0410-86ca-f2a6f1370df5
FIX Resource request from external link did not carry over k var. done.php showed searchbar for external links

git-svn-id: http://svn.montala.net/svn/resourcespace@5600 c08608d7-6e46-0410-86ca-f2a6f1370df5
FIX Server var HTTP_USER_AGENT is not always set, especially with redirects

git-svn-id: http://svn.montala.net/svn/resourcespace@5601 c08608d7-6e46-0410-86ca-f2a6f1370df5