tree be38ec6d3a0abdc10818c316feb036fcadafc839
parent 789b84b12f23389676f848eaf80dc0469eb64919
author Jaewoong Jung <jungjw@google.com> 1552497204 -0700
committer Jaewoong Jung <jungjw@google.com> 1553638637 -0700

Add package_name property to android_app.

This enables users to override the package name of their apps either
directly in android_app or through override_android_app.

Bug: 122957760
Test: app_test.go
Change-Id: I98080a4076ce970fc85e58fc33495ba9b363eec9