Improve getCurrentlyVisibleScreenId on iOS with drawers. (#2052)

ios/RCCManagerModule.m

     {
         return [self getVisibleViewControllerFor:vc.presentedViewController];
     }
+    else if ([vc isKindOfClass:[TheSidebarController class]]) {
+        TheSidebarController *drawerController = (TheSidebarController*) vc;
+        return [self getVisibleViewControllerFor:drawerController.contentViewController];
+    }
+    else if ([vc isKindOfClass:[MMDrawerController class]]) {
+        MMDrawerController *drawerController = (MMDrawerController*) vc;
+        return [self getVisibleViewControllerFor:drawerController.centerViewController];
+    }
     else
     {
         return vc;

ios/RCCNavigationController.m

   
   RCCViewController *viewController = [[RCCViewController alloc] initWithComponent:component passProps:passProps navigatorStyle:navigatorStyle globalProps:globalProps bridge:bridge];
   if (!viewController) return nil;
-  viewController.controllerId = props[@"id"];
+  viewController.controllerId = passProps[@"screenInstanceID"];
   
   NSArray *leftButtons = props[@"leftButtons"];
   if (leftButtons)