What's new in at-spi2-core 2.45.90:
* xml: Add some documentation.
* xml: Fix event arguments.
* xml: Add some missing DeviceEventController methods.
* Bind the AT-SPI bus to the graphical session.
* Mark bus service as belonging to the session slice.
* Add ATSPI_ROLE_PUSH_BUTTON_MENU.
* Add an "announcement" event/signal to allow objects to send
notifications (!63).
* Various code clean-ups and test improvements.