Merge pull request #61 from akash/master

1539 | Fix offline user login error
Subhas | Make travis run only unit tests for now, at least in different android versions
Merge pull request #62 from rdsubhas/master

Make travis run only unit tests for now, at least on multiple android versions
Kavitha - Keyboard initially hidden  on RegisterChildActivity
Kavitha - Removed Synchronise button from MainActivity
FIX - Ashok - Changed the sync error msg to static one, till we implement the proper error msg in the server side
#1545 -FIX- Ashok - Rotation of child image
Subhas/Akash | Fix HTTP Connection issues in Android
Merge pull request #64 from rdsubhas/master

Fix HTTP Connection issues in Android
FIX - Ashok - Fixed capture photo breaking in higher resulution mobiles
FIX - Ashok - Fixed the sync all to show error if not connected to n/w
Akash - adding public certificates for uw and uw2 instances and bundling them into keystore