Improve VideoSoftware save states. They are fairly stable, but not perfect. OpcodeDecoder::DoState() needs to be fixed.

Source/Plugins/Plugin_VideoSoftware/Src/Clipper.h

@@ -21,6 +21,7 @@
 
 #include "Common.h"
 #include "NativeVertexFormat.h"
+#include "ChunkFile.h"
 
 
 namespace Clipper
@@ -36,6 +37,8 @@ namespace Clipper
     bool CullTest(OutputVertexData *v0, OutputVertexData *v1, OutputVertexData *v2, bool &backface);
 
     void PerspectiveDivide(OutputVertexData *vertex);
+
+	void DoState(PointerWrap &p);
 }