* add migrate-to-object-storage-script closes #4467 * add migrate-to-unique-playlist-filenames script * fix(migrate-to-unique-playlist-filenames): update master/segments256 run updateMasterHLSPlaylist and updateSha256VODSegments after file rename. * Improve move to object storage scripts * PR remarks Co-authored-by: Chocobozzz <me@florianbigard.com>