Tag version 2.0

* Support for selecting the mixer via context menu has been added.

* Support for setting the tray icon theme has been added.

* A function for restarting sndio and pulseaudio after the default audio

  device was changed has been added.

* A slider is now displayed when the volume is changed via the tray icon.

* Support for locking the left and right channel has been added.

* Support for switching tabs via Alt+n (n = 0, 1, ..., 9) has been added.

* A bug has been fixed where setting recording sources could freeze DSBMixer.

* The device names are now used as tab titles. Thanks to Lars Engels.

* French translations have been added. Thanks to Grégory Reinbold.

* An item has been added to the tray menu to show/hide the main window.
* A function to test the sound when changing the default audio unit has been added.
* The application name and `RESOURCE_NAME` environment variable will now be set so that `WM_CLASS` is defined.

Tagging the 1.4 release

Tagging 1.3.3 release

Tagging version 1.3.2

Tagging 1.3.1 release

Tagging 1.3 release.

Tagging version 1.2