Merge pull request #29 from ddrone/master

Remove bindings for up, down, page up and page down

Author: x1ddos

google-codelab.html

@@ -343,8 +343,8 @@ <h2>Would you like to resume where you left off?</h2>
       ],
 
       keyBindings: {
-        'left up pageup': 'selectPrevious',
-        'right down pagedown': 'selectNext',
+        'left': 'selectPrevious',
+        'right': 'selectNext',
       },
 
       ready: function() {