Merge commit '2dbe2aa2c2d4f02d2669feae45dee4fc45414813'

* commit '2dbe2aa2c2d4f02d2669feae45dee4fc45414813':
  rdt: Convert to the new bitstream reader
  ogg: Convert to the new bitstream reader
  mpegts: Convert to the new bitstream reader
  xsubdec: Convert to the new bitstream reader
  xan: Convert to the new bitstream reader
  wnv1: Convert to the new bitstream reader
  vima: Convert to the new bitstream reader
  vble: Convert to the new bitstream reader
  utvideodec: Convert to the new bitstream reader
  twinvq: Convert to the new bitstream reader
  tscc2: Convert to the new bitstream reader
  truespeech: Convert to the new bitstream reader
  tiertex: Convert to the new bitstream reader
  truemotion2: Convert to the new bitstream reader
  svq1dec: Convert to the new bitstream reader
  smacker: Convert to the new bitstream reader
  sipr: Convert to the new bitstream reader
  rtjpeg: Convert to the new bitstream reader
  ra288: Convert to the new bitstream reader
  ra144: Convert to the new bitstream reader

This merge is a noop, see
http://ffmpeg.org/pipermail/ffmpeg-devel/2017-April/209609.html

Merged-by: James Almer <jamrial@gmail.com>