* Moved CollectionUtil and Matrix to the collections package
- Removed unnecessary import
* Moved MatrixTest to the collections package too
+ Added utility class to work with ARGB formatted int colors (ARGBColorUtil)
+ Added utility class to get the window that contains a component (AwtUtil)
+ Added utility class to get amount of FPS and UPS (GameTimer)
+ Added a profiler class, to profile any app (although specially thought for games)