Removed support for multiple SCRecordSession in the recorder. It is not possible to have multiple AVAssetWriter
working the same time.
Fixed segments that didn't started with shouldIgnoreAudio to false.
Fixed the flickering that happened sometimes.
Added support for focus.
Added focus animations.
Attempted to fix a merge bug that occurs on 120fps
Fixed merge video that didn't worked from time to time.
Added videoTimeScale support.
Framerate used is the one provided by the SCRecorder if the set framerate is higher than the maxVideoFrame