Servpal Android app
- http://square.github.io/okhttp/
- http://square.github.io/retrofit/ (Moshi converter)
- https://github.com/johncarl81/parceler (Parcelling POJOs)
- https://github.com/JakeWharton/ThreeTenABP (ThreeTen datetime instead of Joda or Java datetime)