* [ 1895443 ] Overlay: ThreadingModel registry setting
* [ 1892791 ] Windows Explorer painfully slow for network drives
+Changes and bug fixes since 0.4RC3:
+ * Activated target revision option in Synchronize window that had been
+ dormant so far (as reported by Doug Philips).
+ * Terminate all backgrounded searches in Datamine window upon exit, so
+ the associated Python process may terminate immediately too.
+ * New icons by Peer Sommerlund for configuration windows to represent
+ repo and user config respectively.
+ * Theme improvement in the Configuration windows (by Peter Ruibal).
+ * Detect PyGtk and Mercurial installation more accurately in Hgtk
+ * Removed 'square-boxes' in license window (of About window) caused by
+ extra form-feed characters.
Changes and bug fixes since 0.4RC2:
* Fixed traceback in tracelog, which was broken in 0.4RC2.