Fix upload to coveralls.io
Fix upload to coveralls.io

Fix upload to coveralls.io by using older (2.2.1) requests library

rgov/mopidy-alarmclock,rgov/mopidy-alarmclock,rgov/mopidy-alarmclock,DavisNT/mopidy-alarmclock,DavisNT/mopidy-alarmclock,DavisNT/mopidy-alarmclock