replace removeFromSuperView with removeFromSuperview
added a graphics.clear() when destroying views
added memUsage for cpp
fixed some potential leaks in cpp
Don't destroy the soundChannel. However not sure has any benefit
Seems the cpp memory is virtual
Option in RCAssets to return the original RCImage and not a copy
Changed the sound manager api
Missing width and height when creating from texture
Add png extension automatically and added a textures manager