* qatar/master:
  xsub: feed init_get_bits the whole buffer
  libfdk-aac: Allow setting VBR modes via a private option
  libfdk-aac: Warn the user that the VBR modes are unsupported
  Revert "cbrt_tablegen: Include libm.h"

Conflicts:
	libavcodec/xsubdec.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>