Support the Oxygen icon theme. Oxygen was the default theme in KDE 4, and
also the bundled icon theme in Quassel before version 0.13. Since the move
to Qt5, the more modern Breeze icon theme is preferred, and thus Oxygen
Support the Oxygen icon theme. Oxygen was the default theme in KDE 4, and
also the bundled icon theme in Quassel before version 0.13. Since the move
to Qt5, the more modern Breeze icon theme is preferred, and thus Oxygen