Aurora var region support

Firestorm patch by Cinders
Adopted from Angstrom viewer with assistance of nhede Core
and Revolution Smythe.

indra/newview/llviewerparcelmgr.h

@@ -89,6 +89,9 @@ public:
 	LLViewerParcelMgr();
 	~LLViewerParcelMgr();
 
+// <FS:CR> Aurora Sim
+	void init(F32 region_size);
+// </FS:CR> Aurora Sim
 	static void cleanupGlobals();
 
 	BOOL	selectionEmpty() const;