Added method to query entity id from the box2d body
Refactored methods. Remove the parameter screenModel and queryMgr from certain methods.
Integrated collision detection manager
Implemented getEntityIdByBody() method
Changes in parameters for certain script methods. Plus, added the collisionCallback method
Updated luaScriptTemplate. This version of template contains logic for camera update, left/right keys movement, jumping, and collision detection
Added columns repeat field. Allows repeated adding of screen contents from one screen to another
Temporary refactor
Set minimum card No X to 1
Made public certain methods that allow cloning of CGShape
Made public the method to convert CGShape to Shape
Removed cloning methods from Shape class.
Added Collision Detection Manager. Identifies collision from beginContact() method of Box2D CollisionListener.