Add super.viewDidAppear(animated) in all viewDidAppear methods

Author: JakeLin

iOSAnimationSample/ColorViewController.swift

@@ -24,6 +24,7 @@ class ColorViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         UIView.animateWithDuration(1, animations: {
             self.blueSquare.backgroundColor = UIColor.redColor()
             self.nameLabel.textColor = UIColor.whiteColor()

iOSAnimationSample/EasingViewController.swift

@@ -27,6 +27,7 @@ class EasingViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         UIView.animateWithDuration(1, animations: {
             self.blueSquare.center.x = self.view.bounds.width - self.blueSquare.center.x
         })

iOSAnimationSample/OpacityViewController.swift

@@ -23,6 +23,7 @@ class OpacityViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         UIView.animateWithDuration(1, animations: {
             self.blueSquare.alpha = 0.2
         })

iOSAnimationSample/PositionViewController.swift

@@ -25,6 +25,7 @@ class PositionViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         // <null>
         // println(self.view.actionForLayer(self.view.layer, forKey: "position"))
 

iOSAnimationSample/RepeatViewController.swift

@@ -28,6 +28,7 @@ class RepeatViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         UIView.animateWithDuration(1, animations: {
             self.blueSquare.center.x = self.view.bounds.width - self.blueSquare.center.x
         })

iOSAnimationSample/RotationViewController.swift

@@ -31,6 +31,7 @@ class RotationViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         self.spin()
     }
 

iOSAnimationSample/ScaleViewController.swift

@@ -23,6 +23,7 @@ class ScaleViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         UIView.animateWithDuration(1, animations: {
             self.blueSquare.transform = CGAffineTransformMakeScale(2.0, 2.0)
         })

iOSAnimationSample/SpringViewController.swift

@@ -25,6 +25,7 @@ class SpringViewController: UIViewController {
     }
 
     override func viewDidAppear(animated: Bool) {
+        super.viewDidAppear(animated)
         UIView.animateWithDuration(1, animations: {
             self.blueSquare.center.x = self.view.bounds.width - self.blueSquare.center.x
         })