Main: Texture - fix fallout from layer array refactor
Main: Texture - fix fallout from layer array refactor

- take blit dst size from buffer instead from source
- fix loading multiple faces from a single file
OGRECave/ogre,OGRECave/ogre,OGRECave/ogre,paroj/ogre,paroj/ogre,paroj/ogre,paroj/ogre,OGRECave/ogre,OGRECave/ogre,paroj/ogre