Added CineIO.playRecording and getStreamRecordings
Added CineIO.playRecording and getStreamRecordings

This allows users to easily playback any stream recordings.
DisruptiveMind/broadcast-js-sdk,jrstv/broadcast-js-sdk,cine-io/broadcast-js-sdk,cine-io/broadcast-js-sdk,DisruptiveMind/broadcast-js-sdk,jrstv/broadcast-js-sdk