Include jQuery 1.9.1 from Google CDN, with a local fallback
Database: use full email instead of hash, and limit usernames to 16 chars instead of 32
GameFilesController.php: sanitize input - make sure json POST variables are strings
Include missing jQuery 1.9.1 file from commit 5633a3d01b751909895b2b0f25078246d68ae4ff
Games index view: add initial user login form (based on username and email address)