Updated jsfiddle and jsbin examples to work with v1.0.0-PRE.4

I've updated the fiddle and jsbin examples to work with v1.0.0-PRE.4. You can preview these here:

 * http://jsfiddle.net/BTXxG/20/
 * http://jsbin.com/oqawew/1/edit

Both previous examples are currently broken:

 * http://jsfiddle.net/6p6XJ/
 * http://jsbin.com/ijicor/3/edit