Merge remote-tracking branch 'qatar/master'

* qatar/master:
  apedec: check bits <= 32.
  cavs: Remove unused code.
  oggenc: fix condition when not to flush due to keyframe granule.
  oggenc: add pagesize option to set preferred page size
  libspeexdec: set frame size in libspeex_decode_init()
  smacker audio: sign-extend the initial 16-bit predicted value

Conflicts:
	libavcodec/apedec.c
	libavcodec/libspeexdec.c
	libavformat/oggenc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>