AniBeam for Android 2.0.0

Android joins the 2.x line: the first number is AniBeam's, shared with the desktop; the second is the phone's own.

• Ships with nothing preloaded. Add a repo, or an endpoint by hand, under Endpoints in More.
• Tap an installed endpoint to add or change its token or key.
• Endpoint rows keep their buttons inside the row, and the owner's repo now reads Bandit's endpoints.

#152, #153.