title: Xamarin using .NETStandard 1.6
body: <p>How can I use .NETStandard libraries on a Xamarin project. I have already made a try to create a portable library targeting .NETStandard 1.6.
  this is the project.json of portable library
  <a href="https://i.stack.imgur.com/jODCG.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/jODCG.png" alt="enter image description here"></a></p>
  
  <p>This is the properties of portable library
  <a href="https://i.stack.imgur.com/l3kgl.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/l3kgl.png" alt="enter image description here"></a></p>
  
  <p>Any suggestions?</p>