Shuffle & Cleanup Stuff (#3080)

examples/VerticalWithinHorizontalScrolling/Sample/ViewController.m

@@ -39,7 +39,7 @@
   _pagerNode = [[ASPagerNode alloc] init];
   _pagerNode.dataSource = self;
   _pagerNode.delegate = self;
-  [ASRangeController setShouldShowRangeDebugOverlay:YES];
+  ASDisplayNode.shouldShowRangeDebugOverlay = YES;
   
   // Could implement ASCollectionDelegate if we wanted extra callbacks, like from UIScrollView.
   //_pagerNode.delegate = self;