Remove obsolete PhantomJS config.

Author: blueimp

test/index.html

@@ -26,7 +26,6 @@
     <script src="vendor/mocha.js"></script>
     <script src="vendor/chai.js"></script>
     <script>
-      window.initMochaPhantomJS && initMochaPhantomJS()
       mocha.setup('bdd')
     </script>
     <script src="vendor/load-image.js"></script>