Creating utilities class for managing objects by reference on Lists
Making the Animation class manage objects by reference [+tests]
Fixing possible fraction losses on integer divisions on the TimelineControl class
Creating class and instance FastBitmap.CopyRegion() methods used to do fast per-pixel copies of bitmap regions
Making the texture atlas generation utilize the new FastBitmap.CopyRegion() method to generate more precise images
Fixing DefaultTexturePacker's method to accumulate duplicated frame bounds to take in consideration teh recent Frame.Equals() changes
Adding ability to pass null as the 'mainForm' parameter on the Controller class constructor
Renaming fields and marking the 'bitmap' field readonly on the FastBitmap
Making the TextureAtlas cache the animations it contains in an array that remains constantly ordered
Made the DefaultValidator deal with null bundles in the controller
Adding unit tests for sheet exporting