* Move GPU LLE emulation from HLE to Graphics
* Graphics: Move Gal/Texture to Texture
* Remove Engines/ directory and namespace
* Use tables for image formats
* Abstract OpCode decoding
* Simplify image table
* Do not leak Read* symbols in TextureReader
* Fixups
* Rename IGalFrameBuffer -> IGalRenderTarget
* Remove MaxBpp hardcoded value
* Change yet again texture data and add G8R8 flipping
* Rename GalFrameBufferFormat to GalSurfaceFormat
* Unident EnsureSetup in ImageHandler
* Add IsCompressed
* Address some feedback
* Add multiple color outputs for fragment shaders
* Add registers and gal enums
* Use textures for framebuffers and split color and zeta framebuffers
* Abstract texture and framebuffer targets as an image
* Share images between framebuffers and textures
* Unstub formats
* Add some formats
* Disable multiple attachments
* Cache framebuffer attachments
* Handle format types
* Add some rendertarget formats
* Code cleanup
* Fixup half float types
* Address feedback
* Disable multiple attachments in shaders
* Add A4B4G4R4 image format
* Add reversed section for image enums
