Creating a Library Module

Another way to bring in functionality to our Android application is via a library module: https://developer.android.com/tools/projects/index.html.

A good walk-through: http://hessan.annahid.com/game-development-days/day-9/

An example with changes: https://github.com/larkintuckerllc/HelloAndroid/commit/8a89f92132c759fa5b75f0b0b2144d8c97b4eec7