Added ID definitions to fixtures.
Added 'migrate' property to all models, added UUID to stage model.
Updated sails version.
Added Game and Ship services to backend side.
Added GameState constant definitions.
Refactored frontend side GameService and added some missing methods to it.
Refactored GameController on backend side. Added real data to 'joinGame' action.
Refactored lobby page.
Refactored game page.
Added new route resolve for game page. New js files to index.html