Initial actionbar model refactor (William Casarin)

reduce ContentView redraws (William Casarin)

refactor: switch CustomizeZapView to use a model (William Casarin)

view/refactor: remove extra spacer (William Casarin)

fix some warnings (William Casarin)

eventholder: don't push view updates on queued events (William Casarin)

Revert "ping: switch to async style" (William Casarin)

settings: turn off wallet selector by default (William Casarin)

actionbar: rename accessibility label boosts to reposts (William Casarin)

debug: InnerTimeline render counts (William Casarin)

pushed to refs/heads/master