2.6 updates - fixes duplicate image issue, resolves Gantry conflict

git-svn-id: https://plugins.svn.wordpress.org/maxgalleria/trunk@1038189 b8457f37-d9ea-0310-8a92-e5e31aec5664
2.6 updates - adding missed JS file

git-svn-id: https://plugins.svn.wordpress.org/maxgalleria/trunk@1038191 b8457f37-d9ea-0310-8a92-e5e31aec5664