[New+Update] Lookback & LookbackSafe (0.6.1)

LookbackSafe: This version of Lookback can be submitted to
the Apple App Store. The downside is that the screen is recorded at a
lower framerate. It is otherwise identical to the normal Lookback.
Merge pull request #9799 from nevyn/lookback-0.6.1

[New+Update] Lookback & LookbackSafe (0.6.1)