Added FichinUtils.hpp
Added isActive, getIsActive() and setActive() to Actor class
Added libfichin.zpr
Merge pull request #1 from fededonnet/master

Pull Request n°1
Fixed setColor() in SpriteRenderer class
Merge pull request #2 from fededonnet/master

Fixed setColor() in SpriteRenderer class
* Renombradas clases para que empiecen con f
* Agregada clase fResourceManager
* Agregadas clasese fAnimation y fAnimationController
* Agregadas clases fGroup y fTypedGroup
* Modificada clase fScene para que trabaje con un fGroup
Agregada documentación
Agregada documentacion
Added body to add() function in fScene.hpp. Added include/fichin/utils folder. Added fSingleton class. Make fGame class Singleton. added virtual destructor in fScene class. Added respective changes in doc