Appear Disappear corrections iOS 4

Author: ipodishima

PPRevealSideViewController.xcodeproj/project.xcworkspace/xcuserdata/marianpaul.xcuserdatad/UserInterfaceState.xcuserstate

@@ -207,6 +207,7 @@ - (void) pushViewController:(UIViewController *)controller onDirection:(PPReveal
     UIViewController *oldController = [_viewControllers objectForKey:directionNumber];
     if (controller != oldController) {
         [oldController.view removeFromSuperview];
+        if ([[[UIDevice currentDevice] systemVersion] floatValue] < 5.0) [oldController viewDidDisappear:animated];
     }
     [_viewControllers setObject:controller forKey:directionNumber];