Minor fixes to the current screen
Minor fixes to the current screen

- Change console.log to Logger.log so that we can see what is going on without
  being hooked up to a computer
- Handle errors found while testing with a real phone
    (e.g. https://github.com/e-mission/e-mission-phone/pull/242#issuecomment-317157261)

shankari/e-mission-phone,e-mission/e-mission-phone,e-mission/e-mission-phone,shankari/e-mission-phone,e-mission/e-mission-phone,shankari/e-mission-phone,e-mission/e-mission-phone,shankari/e-mission-phone