Module      :: POC pagination
Description :: Currently applied to display users page.We will use the same for all pages as steps defined below
Author      :: Nitin
Date        :: 19th May 14

Steps for pagination

1. Update gem file for 'will_paginate'
2. run Bundle install
3. Concat the query in controller to function as
   example  @users = User.where(role: 'USER').paginate(:page => params[:page], :per_page => 5)
4. Add pagination links in view as <%= will_paginate @users %>

   * Note the instance here is @users