Add C++ side support for unsigned int shader uniforms. Note that the shader languages love currently supports (glsl 1.20, glsl es 1.00) don’t support uints at the moment.

--HG--
branch : minor

src/modules/graphics/Shader.h

@@ -71,6 +71,7 @@ public:
 		UNIFORM_FLOAT,
 		UNIFORM_MATRIX,
 		UNIFORM_INT,
+		UNIFORM_UINT,
 		UNIFORM_BOOL,
 		UNIFORM_SAMPLER,
 		UNIFORM_UNKNOWN,
@@ -108,6 +109,7 @@ public:
 			void *data;
 			float *floats;
 			int *ints;
+			unsigned int *uints;
 		};
 
 		Texture **textures;