Initial Prey Game integration support.

neo/prey/Prey/game_skybox.h

@@ -0,0 +1,14 @@
+
+#ifndef __GAME_SKYBOX_H__
+#define __GAME_SKYBOX_H__
+
+class hhSkybox : public idEntity {
+public:
+	CLASS_PROTOTYPE( hhSkybox );
+
+	void		Spawn(void);
+
+	virtual void Present( void );
+};
+
+#endif /* __GAME_SKYBOX_H__ */