updated

Source/FabButton.swift

@@ -108,18 +108,19 @@ public class FabButton : UIButton {
         layer.shadowRadius = 5
     }
     
-    override public func touchesBegan(touches: Set<NSObject>, withEvent event: UIEvent) {
+	public override func touchesBegan(touches: Set<NSObject>, withEvent event: UIEvent) {
 		super.touchesBegan(touches, withEvent: event)
 		pulseTouches(touches)
 	}
 	
-    override public func touchesEnded(touches: Set<NSObject>, withEvent event: UIEvent) {
+	public override func touchesEnded(touches: Set<NSObject>, withEvent event: UIEvent) {
 		super.touchesEnded(touches, withEvent: event)
 		shrink()
 		removePulse()
 	}
 	
 	public override func touchesCancelled(touches: Set<NSObject>!, withEvent event: UIEvent!) {
+		super.touchesCancelled(touches, withEvent: event)
 		shrink()
 		removePulse()
 	}

Source/FlatButton.swift

@@ -77,15 +77,18 @@ public class FlatButton : UIButton {
     }
     
     public override func touchesBegan(touches: Set<NSObject>, withEvent event: UIEvent) {
+		super.touchesBegan(touches, withEvent: event)
 		pulseTouches(touches)
     }
     
     public override func touchesEnded(touches: Set<NSObject>, withEvent event: UIEvent) {
+		super.touchesEnded(touches, withEvent: event)
 		shrink()
 		removePulse()
     }
     
     public override func touchesCancelled(touches: Set<NSObject>!, withEvent event: UIEvent!) {
+		super.touchesCancelled(touches, withEvent: event)
 		shrink()
         removePulse()
     }

Source/RaisedButton.swift

@@ -78,15 +78,18 @@ public class RaisedButton : UIButton {
 	}
 	
 	public override func touchesBegan(touches: Set<NSObject>, withEvent event: UIEvent) {
+		super.touchesBegan(touches, withEvent: event)
 		pulseTouches(touches)
 	}
 	
 	public override func touchesEnded(touches: Set<NSObject>, withEvent event: UIEvent) {
+		super.touchesEnded(touches, withEvent: event)
 		shrink()
 		removePulse()
 	}
 	
 	public override func touchesCancelled(touches: Set<NSObject>!, withEvent event: UIEvent!) {
+		super.touchesCancelled(touches, withEvent: event)
 		shrink()
 		removePulse()
 	}