Adds coveralls reporting to CI #570

Job	Run time
Check	1m 1s
Unit test (Chrome)	1m 27s
Unit test (Safari-Remote)	2m 58s
Integration test with react-recurly	54s
Unit test (Firefox)	1m 23s
Unit test (Edge-Remote)	2m 56s
Unit test (Electron)	1m 29s
Unit test (iOS-16-Remote)	2m 27s
Unit test (iOS-15-Remote)	5m 57s
Unit test (Android-13-Remote)	2m 30s
Unit test (Android-12-Remote)	2m 8s
Unit test (Android-11-Remote)	6m 51s
End-to-end test (Chrome-Remote)	2m 20s
End-to-end test (Firefox-Remote)	2m 56s
End-to-end test (Safari-Remote)	4m 44s
End-to-end test (Edge-Remote)	3m 23s
End-to-end test (iOS-16-Remote)	13m 11s
End-to-end test (iOS-15-Remote)	5m 18s
End-to-end test (Android-13-Remote)	3m 0s
End-to-end test (Android-12-Remote)	3m 21s
End-to-end test (Android-11-Remote)	3m 3s
Publish artifacts	1m 29s
Verify required checks	1s
	1h 14m 47s

Provide feedback