title: Possible to use multiple ionic version in same app
body: <p>Is it possible to use ionic 1 and ionic 2 with the same app?
  I have one application it created in ionic 1 framework i need to create another new model for this project, plan to create this model using ionic 2. </p>
  
  <p>Whether is it possible to maintain 2 different ionic version in same application?</p>