Major additions:
 - Removed jQuery dependancy.
 - Included non-polymer shims for mutation observer and custom element. Much smaller, better support.
 - Upgraded HTMLBars, it now supports IE8+, still need to get Rebound IE8 compilent.
 - Changed name of __template var on custom elements to __component
 - appContext is now root - the backbone naming
 - Added extended backbone router
 - Tweaked property compiler and component tree notifier to use apropretate path names
 - Models, Collections, objects and arrays returned from computed properties are now accessable in moustache expressions
 - NPM minor version bump