title: Background Gradient in Fabric.js
body: <p>Using Fabric.js, is it possible to set the background to a gradient? For example something like:</p>
  
  <p><a href="http://www.html5canvastutorials.com/tutorials/html5-canvas-linear-gradients/" rel="nofollow">http://www.html5canvastutorials.com/tutorials/html5-canvas-linear-gradients/</a></p>