Provide release notes in the app

When you have installed a new version of the app, you should be able to see a changelog within the app itself of the latest bug fixes and changes.

changed milestone to %Sponsor 101 - Tor VPN Client for Android

added Android Sponsor 101 S101-O2 Roadmap::Future + 1 deleted label

mentioned in issue tpo/ux/research#66 (moved)

added VPN MVP label and removed 1 deleted label

added Feature UX labels

mentioned in issue #85 (closed)

removed milestone %Sponsor 101 - Tor VPN Client for Android

added VPN label