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

interpreter, and a rewrite of the GPU code.

Ryujinx.Graphics/Gpu/TextureSwizzle.cs

@@ -0,0 +1,11 @@
+namespace Ryujinx.Graphics.Gpu
+{
+    enum TextureSwizzle
+    {
+        _1dBuffer           = 0,
+        PitchColorKey       = 1,
+        Pitch               = 2,
+        BlockLinear         = 3,
+        BlockLinearColorKey = 4
+    }
+}