libx265: Bump version requirement

Build 13 has a crucial fix which makes x265_encode_headers work
as its always been documented.

Previous to this, the check was incorrect.

Also allows for use of the repeat headers flag.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
libx265: Use the repeat headers flag when not using global headers

This allows proper muxing and seeking in things like MPEG-TS, by
placing headers by random access points.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
h263: improve hwaccel #ifdefs
vc1dec: improve hwaccel #ifdefs
mov: Unbreak sbtl writing
Merge commit 'cd60631752cafe106b406f00966ac0323ad2ce1f'

* commit 'cd60631752cafe106b406f00966ac0323ad2ce1f':
  libx265: Bump version requirement

See: 32998ee9577ab32d11c4704fde527df0e982092d
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'c042cbc3a68d09a20cfd75fb4a4eff0534253081'

* commit 'c042cbc3a68d09a20cfd75fb4a4eff0534253081':
  libx265: Use the repeat headers flag when not using global headers

See: 1b28d9b357db2b6f8360e68c03247d3b81655b10
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '33259118155764ce27a3433894659dda1d148b5f'

* commit '33259118155764ce27a3433894659dda1d148b5f':
  h263: improve hwaccel #ifdefs

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '654c7446a806c5dc8ec7800874c49a4c1ba2ce80'

* commit '654c7446a806c5dc8ec7800874c49a4c1ba2ce80':
  vc1dec: improve hwaccel #ifdefs

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'qatar/master'

* qatar/master:
  mov: Unbreak sbtl writing

Conflicts:
	libavformat/movenc.c

See: 8a9d0a1561470a185a3d09676fcf9b44830a4bfe
Merged-by: Michael Niedermayer <michaelni@gmx.at>
lavd/qtkit: Fix non-constant initializer element for some clang compilers.

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