cleanup: Remove expired ports:

2022-06-30 multimedia/mpeg2codec: Obsolete, please consider using
multimedia/ffmpeg
2022-06-30 multimedia/livestreamer: Abandoned upstream, please consider using
www/yt-dlp or multimedia/streamlink
2022-06-30 net/kissd: Obsolete, target hardware was released 19 years ago
2022-06-30 www/gecko-mediaplayer: Uses incompatible plugin interface NPAPI
2022-06-30 multimedia/snappy: Deprecated upstream, please consider
multimedia/mpv or multimedia/vlc
2022-06-30 audio/exaile: Requires py-bsddb3 which requires upstream EOLd db5
2022-06-30 multimedia/gnome-twitch: Unmaintained, please consider using
www/yt-dlp or multimedia/streamlink
2022-06-30 multimedia/clive: Last release in 2012, please consider using
www/yt-dlp or multimedia/streamlink
2022-06-30 multimedia/imagination: Obsolete, majority of DVD players made in the
last 15+ years have been able to do image slideshows
2022-06-30 multimedia/m2tstoavi: Marked obsolete by upstream in 2010, please
consider using multimedia/ffmpeg or multimedia/handbrake
2022-06-30 multimedia/mps-youtube: Abandoned upstream
2022-06-30 multimedia/umph: Last release in 2012 and abandoned upstream, please
consider using www/yt-dlp
2022-06-30 multimedia/quvi09: Deprecated upstream, please consider using
www/yt-dlp or multimedia/streamlink

multimedia/m2tstoavi: Deprecate and set expiration date to 2022-06-30

Marked obsolete by upstream in 2010

Reference: https://www.olmosconsulting.com/hdr-sr1/

PR:		263517
Approved by:	swills (maintainer timeout, 2+ weeks)

Remove # $FreeBSD$ from Makefiles.

multimedia/ffmpeg: update to 4.1

Changes:	https://git.ffmpeg.org/gitweb/ffmpeg.git/blob/n4.1:/Changelog
ABI:		https://abi-laboratory.pro/tracker/timeline/ffmpeg/

multimedia/ffmpeg: update to 4.0

- FFSERVER support was removed upstream
- libressl now uses libtls backend instead of patching openssl one
- Clang i386 no longer uses 16-byte aligned stack

Changes:	https://git.ffmpeg.org/gitweb/ffmpeg.git/blob/n4.0:/Changelog
ABI:		https://abi-laboratory.pro/tracker/timeline/ffmpeg/
PR:		227726
Exp-run by:	antoine
Differential Revision:	https://reviews.freebsd.org/D15175

multimedia/ffmpeg: update to 3.4

Notable changes:
- i386/amd64 now depend on NASM per
https://git.ffmpeg.org/gitweb/ffmpeg.git/commitdiff/4f9297ac3b39
- NETCDF is now MYSOFA but the dependency doesn't exist in ports yet
- SCHROEDINGER is gone per
https://git.ffmpeg.org/gitweb/ffmpeg.git/commitdiff/220b24c7c9
- DRM, LIBRSVG2, LIBXML2 are new options
- ABI isn't completely compatible: some structs have changed

Minor cleanup:
- Don't pass --disable-{in,out}dev when it's already blocked by disabled
dependency
- Drop redundant "Enable" from option descriptions
- Switch CDIO_DESC to use Mk/bsd.options.desc.mk

Changes:	https://git.ffmpeg.org/gitweb/ffmpeg.git/blob/n3.4:/Changelog
ABI:		https://abi-laboratory.pro/tracker/timeline/ffmpeg/
PR:		223057
Exp-run by:	antoine

Chase ffmpeg 3.3 update (ABI changes)

PR:		218658
Submitted by:	riggs

multimedia/ffmpeg: update to 3.2.2

Changes:	https://git.ffmpeg.org/gitweb/ffmpeg.git/blob/n3.2.2:/Changelog
PR:		207547
Submitted by:	riggs, ebirth@b0ss.net (libressl fix)
Exp-run by:	antoine (3 tries)

Convert tab after WWW: in pkg-descrs to single space as per PHB

Approved by:	portmgr blanket

Remove ${PORTSDIR}/ from dependencies, categories m, n, o, and p.

With hat:	portmgr
Sponsored by:	Absolight

- Stage

Add NO_STAGE all over the place in preparation for the staging support (cat:
multimedia)

- update png to 1.5.10

- Bump PORTREVISION to chase the update of multimedia/libvpx

- remove MD5

Use my new address

Approved By:    pgollucci (mentor)

Script which eases the conversion of AVCHD video to AVI

WWW:    http://www.olmosconsulting.com/hdr-sr1/

PR:             ports/141786
Submitted by:   Steve Wills <steve at mouf.net>