Changed *-2.8.1.js to *-2.9.0.js

Changed:
<script type="text/javascript" charset="utf-8" src="cordova-2.8.1.js"></script>
<script type="text/javascript" src="backgroundService-2.8.1.js"></script>
<script type="text/javascript" src="myService-2.8.1.js"></script>
To:
<script type="text/javascript" charset="utf-8" src="cordova-2.9.0.js"></script>
<script type="text/javascript" src="backgroundService-2.9.0.js"></script>
<script type="text/javascript" src="myService-2.9.0.js"></script>