tweak host card

Limelight/ViewControllers/HostCollectionViewController.m

@@ -123,9 +123,6 @@ static const CGFloat cellOffsetY = 20;
 
 - (void)addHost:(TemporaryHost *)host {
     if(![self.items containsObject:host]){
-        [self.items addObject:host];
-        [self.items addObject:host];
-        [self.items addObject:host];
         [self.items addObject:host];
         [self.collectionView reloadData];
     }

Limelight/ViewControllers/MainFrameViewController.m

@@ -1548,12 +1548,11 @@ static NSMutableSet* hostList;
     UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(handleMenuResize:)];
     [self.view addGestureRecognizer:longPress];
 
-    /*
+    
     UIStoryboard *storyboard = [UIStoryboard storyboardWithName:[self isIPhone]?@"iPhone":@"iPad" bundle:nil];
     SettingsViewController *viewController = [storyboard instantiateViewControllerWithIdentifier:@"settingsViewController"];
     // 强制加载视图
     __unused UIView *view = viewController.view;
-     */
 }
 
 -(void)viewDidLayoutSubviews{