Add ACRA, Upgrade Android SDK version, update bundle

Fixes #11.
Unicon

I'm on a horse.

Fixes #14.
New Unicon
Add new bus endpoint
Wire up the activity to call the new endpoint
Position parsing (not working right now)
Add new bus endpoint
Wire up the activity to call the new endpoint
Position parsing (not working right now)
XML blows.
Keep the current endpoint for now, but create a user friendly error message.
Change travis to use their built in android support
Don't use explicit script command for travis
Increment android build tool version.
Merge pull request #19 from sethgho/feature/new-bus-endpoint

Feature/new bus endpoint
Merge remote-tracking branch 'origin/master' into fix/train-service-tag

Conflicts:
	app/src/androidTest/java/co/createch/MetroRappid/test/FileStopRepositoryTest.java
	app/src/main/java/co/createch/MetroRappid/ui/RouteViewActivity.java