now allowing a screen to be its own neighbor to allow wrapping.

also no longer warping mouse to 0,0 when setting server screen
info.  that was causing the mouse to jump if the server screen
had itself as its left or top neighbor (directly or indirectly)
once a screen could be its own neighbor.

server/CServer.cpp

@@ -894,9 +894,11 @@ CServer::CScreenInfo*	CServer::getNeighbor(CScreenInfo* src,
 	}
 	assert(lastGoodScreen != NULL);
 
+/* allow screen to be it's own neighbor to allow wrapping
 	// no neighbor if best neighbor is the source itself
 	if (lastGoodScreen == src)
 		return NULL;
+*/
 
 	// if entering primary screen then be sure to move in far enough
 	// to avoid the jump zone.  if entering a side that doesn't have