Some video SW clean up and bug fixes. Did a hacky fix for bad light data. Add fog rendering. Add some offsets to make rasterized pixel locations and texture coordinates more accurate.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5361 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoSoftware/Src/OpcodeDecoder.cpp

@@ -294,4 +294,4 @@ void Run(u32 iBufferSize)
     currentFunction(iBufferSize);
 }
 
-}
+}