Merge the Realm object CgmStatusEvent into PumpStatusEvent, since the data comes from the same Medtronic message, and allows us to make sure the commits are atomic.

- Add extra logging to the Contour Next Link communication object
- Fix crash when receiving an invalid response messages
- Change IntentService to use an WakefulBroadcastReceiver to ensure that pump communications fire appropriately when the device is sleeping
- Fixed some Realm state bugs

Add deviceName

- Add splash screen
- Refactor UI
- Remove logback
- Add Bugfender for remote logging/debugging
- Use Realm.io for locally storing data
- Don't require an Internet connection to poll and store data locally
- Improve setup flow
- Add the beginnings of a Status activity
- Change device poll and upload tasks to be IntentServices

- Refactor UI (use Material Design and new font, drop to single style.xml)
- Do the pump comms using an IntentService in a separate thread
- Add extra OTG check
- General clean up and refactoring (improve naming and code).

Code cleanup and minor refactoring to improve maintainability and the ability to internationalise the app.
Fixes #43

Removed a whole bunch of code we don't use. Everything is still working. Quick! Commit, before you break something!

Fixes #27

Notifications fixed to be compatible with api15
Running MedtronicCnlService.doReadAndUpload from UI thread