Merge pull request #68 from SachinFulcrum/TME-24

TME-24 Changes in app.js
Merge pull request #69 from SachinFulcrum/TME-24

TME-24 changes
Merge pull request #70 from SachinFulcrum/TME-24

TME-24 changes in index.html for back button
TME-24 changes