version 3.19.90
- Use same alias as upstream for XDG directories
https://bugzilla.gnome.org/show_bug.cgi?id=761952
- Rename icon to match application namespace
This is required in preparation for xdg-app.
https://bugzilla.gnome.org/show_bug.cgi?id=761197
- Drop udev dependency
All that udev was used for is now covered by GstDeviceMonitor.
- Add a missing tag to the AppData file
- Update the AppData to spec version 0.7+
- build-sys: Annotate we don't support srcdir != builddir from git
Due to vala.