ANNOUNCE: xfce4-mixer 4.18.0 released

[Gaël Bonithon]

xfce4-mixer 4.18.0 is now available for download from
  
  https://archive.xfce.org/src/apps/xfce4-mixer/4.18/xfce4-mixer-4.18.0.tar.bz2
  https://archive.xfce.org/src/apps/xfce4-mixer/4.18/xfce4-mixer-4.18.0.tar.bz2?sha1
  https://archive.xfce.org/src/apps/xfce4-mixer/4.18/xfce4-mixer-4.18.0.tar.bz2?sha256


What is xfce4-mixer?
====================

The Mixer is a volume control application for the Xfce Desktop
Environment. It provides both a volume control plugin for the Xfce panel
and a standalone mixer application.



It supports all audio systems supported by the GStreamer project.

Website: 
  https://docs.xfce.org/apps/xfce4-mixer/start


Release notes for 4.18.0
========================
- Use g_critical() and don't translate warning message
- [sndio] make sure to save a non-zero volume when setting mute (fixes 
#5)
- Update copyright year and bug report address
- build: Add missing include
- build: Use same automake options as other projects
- Update `.gitignore`
- Add basic GitLab pipeline
- build: Fix intltool lock file problem during make distcheck
- build: Add missing translated files to POTFILES.in
- build: Fix includes for make distcheck
- Fix compilation warnings
- automake: Add `ACLOCAL_AMFLAGS = -I m4`
- autoconf: Sndio >= 1.7.0 is required
- autoconf: Some updates
- Reduce NUM_CHANNELS() invocations
- Fix memory leak
- pulse: emit volume changed signals for input/output tracks
- gst: emit changed signal for input tracks
- Only show possible inputs for a track when we have more than 1
- Bump version to 4.15
- Update authors
- Merge branch 'multiple-backends'
- Merge branch 'landry/xfce4-mixer-sndio' into multiple-backends
- alsa: change print to debug output
- Update gitignore
- oss: Handle mixer volume changes.
- oss: fix compilation
- Remove dbus-glib check from configure.ac.in
- Remove dbus-glib dependency.
- pulse: fix missing capture track index.
- Add newly discovered capture tracks.
- pulse: Implement source output handling
- Free track resources when it is removed
- Fix wrong track removals
- Simplify track labeling
- Show combo box to change track output
- pulse: Implement gst move track method
- gst: implement move tracks to different track outputs/inputs
- [sndio] remove erroneous statement making finalize dump core on exit
- [sndio] gst_mixer_sndio_set_mute: handle app tracks not having a 
separate mute control
- [sndio] improve debug msg with app tracks having only one channel
- [sndio] add saved_volumes track member for tracks that dont have a 
mute control
- [sndio] add comment about GST_MIXER_TRACK_NO_MUTE flag
- [sndio] restructure code to properly reconnect to sndiod upon 
disconnections
- [sndio] log sioctl_desc type
- [sndio] declare callbacks prototypes upfront
- [sndio] gracefully handle sioctl_revents returning POLLHUP and return

G_SOURCE_REMOVE
- drop useless g_print calls
- Implement gst_mixer_sndio_set_volume
- Implement gst_mixer_sndio_set_mute()
- Implement gst_mixer_sndio_set_record()
- emit volume-changed signal upon setting volume via onval callback
- initial implem of onval sndio callback
- initial implem for ondesc sndio callback
- add two hashtables for easy access to track objects
- add vol_addr & mute_addr arrays used to keep track of sndio addresses

for chans
- Update gst_mixer_sndio_track_new() prototype
- create a GSource to handle events on the pollfd struct filled by 
sioctl_pollfd
- use g_print for now and print desc addr & channel unit in debug msg
- first baby steps calling sioctl_open and ondesc callback
- define HAVE_SNDIO if sndio.h is found
- call gst_mixer_sndio_probe() if sndio backend is enabled
- add build plumbing for sndio backend
- add skeleton for an sndio backend
- update .gitignore
- pulse: ignore client with PA_INVALID_INDEX
- Change tracks orientation
- pulse: Add card number on tracks
- gst-mixer: avoid not needed GUI redraw
- gst-mixer: remove dead code
- pulse: fix adding a new track
- Fix track flag limits
- Don't filter out tracks for the moment
- Implement add_track remove_track
- Fix adjusting volume by scrolling on panel plugin button
- Remove code moved to the parent Mixer class
- Fix wrong input/output handling
- Change mute and record bits when volume changes
- Pulse: implement set_record and set_mute methods
- Pulse: Implement set volume method
- Move card name and tracklist to the parent gst class.
- This is a mega initial commit for the new mixer
- Bug #15546
- Merge branch 'gtk3-port'
- Replace libunique with GApplication/GtkApplication
- Migrate to GTK 3.14+, except for xfce-mixer-window.{c,h}
- Use $(datadir)/xfce4/mixer/ as MIXER_DATADIR
- icons/Makefile.am: Remove unnecessary gtk-update-icon-cache
- Fix build with GCC 4.8.1 by using G_GNUC_PRINTF (bug #10474)
- Make Unique support optional
- Post-release version bump.
- Translation Updates:
  Albanian, Arabic, Armenian (Armenia), Asturian, Basque, Belarusian,
  Bulgarian, Catalan, Chinese (China), Chinese (Hong Kong), Chinese
  (Taiwan), Croatian, Czech, Danish, Dutch, Eastern Armenian, English
  (Australia), English (Canada), English (United Kingdom), Finnish,
  French, Galician, German, Greek, Hebrew, Hungarian, Icelandic,
  Indonesian, Interlingue, Italian, Japanese, Kazakh, Korean,
  Lithuanian, Malay, Norwegian Bokmål, Occitan (post 1500), Persian
  (Iran), Polish, Portuguese, Portuguese (Brazil), Romanian, Russian,
  Serbian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish,
  Ukrainian, Uyghur