Removed the hackery that was being done with the plugin configuration dialogs on windows. That was unnecessary and ugly. The HWND type is dead for non windows. Also cleaned up the gui a little.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5999 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoSoftware/Src/main.cpp

@@ -66,7 +66,7 @@ void *DllDebugger(void *_hParent, bool Show)
 	return NULL;
 }
 
-void DllConfig(HWND _hParent)
+void DllConfig(void *_hParent)
 {
 }