+ * added manpage.
+ * popup error dialog when .taskrc does not exist.
+ * added --debug.
+ * added taskwarrior version checking (supported version are 2.2.0 and 2.0.0).
+ * added support for taskwarrior 2.2.0 (avoid confirmation query).
+ * added window position and size restore.
+ * added tasks sort column/order restore.
+ * fixed error message displayed when a note does not exist.
+ * new task dialog allow to set description and priority.
+ * added project table to filter the list of tasks.
+ * added application icon.
+ * added remove task button.