4.0.0 (2019-07-06)

Features

• android: Migrate to Android X (#131 by @thedeepanshujain) (7994bc7)

BREAKING CHANGES

• android: You are required to only use either the Support Library or AndroidX for your dependencies. If you need to migrate this library back to the support library, or another library forward to AndroidX, then take a look at the Jetifier tool.