AppEngine library module
This is a application engine library with common functions which can be used across applications.
Build the library with gradle and include a new module in your project and copy the .aar release file.
Build with gradle according to the Android developer website via command-line https://developer.android.com/studio/build/building-cmdline or with Android Studio.
There are no further library dependencies.
This is not published to the Google Play Store as it is a library module only.
Refactor code to Android SDK changes 2018+