Merge shader branch, adding support for GLSL decompilation, a macro

interpreter, and a rewrite of the GPU code.

Ryujinx.Graphics/Gal/Shader/ShaderDecode.cs

@@ -0,0 +1,4 @@
+namespace Ryujinx.Graphics.Gal.Shader
+{
+    delegate void ShaderDecodeFunc(ShaderIrBlock Block, long OpCode);
+}