Make Android Gradle plugin a compile-only dependency (#176)
Make Android Gradle plugin a compile-only dependency (#176)

This will let user projects define the plugin version they want; should
be compatible from version 2.X on through 3.0+.
MaTriXy/dexcount-gradle-plugin,MaTriXy/dexcount-gradle-plugin,KeepSafe/dexcount-gradle-plugin,KeepSafe/dexcount-gradle-plugin,KeepSafe/dexcount-gradle-plugin,benjamin-bader/dexcount-gradle-plugin,benjamin-bader/dexcount-gradle-plugin,MaTriXy/dexcount-gradle-plugin,MaTriXy/dexcount-gradle-plugin,MaTriXy/dexcount-gradle-plugin,benjamin-bader/dexcount-gradle-plugin