This update for xfce4-notifyd fixes the following issues:

- Update to 0.9.2:

* (Hopefully) actually fix settings migration code
* (Hopefully) fix enum setting migration code

- Add --enable-systemd when calling configure

- Update to 0.9.1:

* Make the XDG autostart file attempt a systemd start first
* Only include the SystemdService= line if systemd support is
enabled
* Clean up some conditionals in configure.ac
* Go back to installing the XDG autostart file by default
* Allow installing systemd service file even if systemd is not
installed

- Update to 0.9.0:

* Add missing sanity check
* I18n: Update po/LINGUAS list
* wayland: put windows on overlay layer, not top
* Set window theme before placing window
* Set initial window position before realizing windows
* Avoid storing NULL app IDs in the app ID count hashtable
* Simplify dbus/systemd service dir logic in configure.ac
* Fix typos in README
* Install D-Bus and systemd files under $prefix by default
* Fix distcheck when run as non-root
* Use pkg-config to find default systemd user unit directory
* Change default systemd user path from /lib/... to /usr/lib/...
* Change options for installing startup files
* Add positioning options top-center and bottom-center
* Simplify notification placement code
* Stop using GtkCornerType; migrate setting to enum nick
* Move log level settings from int to enum nick string
* Move datetime format setting from int to enum nick string
* Have a single entry point for setting migrations
* Fix incorrect enum value for apps log level
* Use registered enum types for config->enum mapping
* Move enums to common, use glib-mkenums
* Use new XDT feature macros
* Don't log duplicate entries when updating an existing notification
* Clean up logic in notify_notify()
* Correctly update critical notifications while in DnD mode
* Fix incorrect casts in GTree foreach functions
* Remove expire/fade timeout source removal hacks
* Missed a spot to reset fade/slide
* Allow slideout when no fadeout
* Only start fade timeout if no existing handle
* Only start expiration timeout if no existing handle
* Ensure timeout sources are removed in _window_dispose()
* Move log dbus signal emissions to XfceNotifyDaemonLog
* Remove expire and fade sources before emitting closed signal
* Emit NotificationClosed when not showing notification
* Consolidate the window movement code
* Add option to show notifications on all monitors
* Migrate the primary-monitor setting to a string-based enum
* Translation Updates