Formatting cleanup for VideoCommon.

Block braces on new lines.

Also killed off trailing whitespace and dangling elses.

Spaced some things out to make them more readable (only in places where it looked like a bit of a clusterfuck).

Source/Core/VideoCommon/Src/XFMemory.h

@@ -195,20 +195,24 @@ union DualTexInfo
 struct Light
 {
 	u32 useless[3]; 
-	u32 color;    //rgba
-	float a0;  //attenuation
+	u32 color; // rgba
+	float a0;  // attenuation
 	float a1; 
 	float a2; 
-	float k0;  //k stuff
+	float k0;  // k stuff
 	float k1; 
 	float k2; 
+
 	union
 	{
-		struct {
+		struct
+		{
 			float dpos[3];
 			float ddir[3]; // specular lights only
 		};
-		struct {
+
+		struct
+		{
 			float sdir[3];
 			float shalfangle[3]; // specular lights only
 		};