Updating the Header file, to match those in AeroGear-iOS, was done for AEROGEAR-774
Fixing AEROGEAR-908 - server side contract of the 'id' was changed to be 'username'
Adding unit test for controller components.
Adding JSON parsing of result from otp call.
Changing AGControllerBaseURL to controller-aerogear.rhcloud.com.

- also removed commented out code
Updates after feedback on PR.
1.0.0 usage
Upgrading the OTP demo to use AeroGear-iOS and also make it work against the new backend changes from sblanc to support JAX-RS
Merge branch 'JAX-RS-OTP'
using 'official' JAX-RS demo deployment
update to latest ios-lib
update travis config
added build status icon