title: How to show dynamic label on image view programmatically in Swift 2
body: <p>I have a view controller which contains 5 image views which I connected them to a class which controls the functions and actions for them! but I need to show dynamic UI Label on them, in the right bottom corner of each one, but don't know how to do that. 
  This is my current view controller: 
  <a href="https://i.stack.imgur.com/J8Uu3.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/J8Uu3.jpg" alt="enter image description here"></a></p>
  
  <p>But I want to make it look like this: 
  <a href="https://i.stack.imgur.com/YoqZy.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/YoqZy.jpg" alt="enter image description here"></a></p>
  
  <p>UPDATE : 
  My problem in Xcode if I try to add the label view in the story board it adds the label after image view not on it: 
  <a href="https://i.stack.imgur.com/OLp0F.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/OLp0F.png" alt="enter image description here"></a></p>