+Overview of changes in lightdm 1.9.0
+
+ * Fix crash when starting with existing X servers. This was introduced in
+ rev 1651 (lightdm 1.7.0).
+ * Fix crash where Process objects are accessed after unref
+
+Overview of changes in lightdm 1.8.0
+
+ * Add regression test for corrupt X authority files.
+
Overview of changes in lightdm 1.7.18
* Set session environment variables for guest sessions (1.7 regression).