Renamed some routes.
Renamed Organizations to Org in the database tables.
Reorganization of Game and GameOrg.
Fixed a bug that prevented schema creation in MySQL.
Reworked the game details screen.

--HG--
rename : app/models/GameHasGameOrganization.php => app/models/GameHasGameOrg.php
rename : app/models/GameOrganization.php => app/models/GameOrg.php
rename : app/models/GameAdmin.php => app/models/GameOrgAdmin.php
rename : app/models/GameOrganizationHasGameUser.php => app/models/GameOrgHasGameUser.php
rename : app/models/GameHasNote.php => app/models/GameOrgHasNote.php
rename : app/views/games/join.blade.php => app/views/games/link.blade.php