Small CDN fix

git-svn-id: https://farcry.jira.com/svn/FC/branches/p630@12619 8f7d33b6-1012-0410-9a5a-bb7ecce9c363
FC-2777 cdn fixes

git-svn-id: https://farcry.jira.com/svn/FC/branches/p630@12625 8f7d33b6-1012-0410-9a5a-bb7ecce9c363
FC-2777 security check fix, file exists fixes

git-svn-id: https://farcry.jira.com/svn/FC/branches/p630@12637 8f7d33b6-1012-0410-9a5a-bb7ecce9c363