title: no templates for ADO.NET in visual studio 2015 rc
body: <p>i am learning asp.net 5 and MVC 6! i created a web project </p>
  
  <p>like this picture<img src="https://i.stack.imgur.com/ZW5Fl.jpg" alt="create project"><br>
  after that <code>right clicked on Models folder -&gt; add new item</code>  but there is no ADO.Net templates here ( in VS 2013 it exist ). here is a picture :
  <img src="https://i.stack.imgur.com/HVaKo.jpg" alt="enter image description here"><br>
  this problem is only for web project, i created a Windows Application and added new item there was ADO.NET templates. here is picture :<br>
  <img src="https://i.stack.imgur.com/96RCD.jpg" alt="enter image description here"><br>
  how to fix this problem ?</p>