Version 1.5.3

Fixed
* Fixed case when updates were installed automatically, even though manual confirmation was required.
* Fix detection of delayed reboot and thus create complete notification for it.

Version 1.5.4

Fixed
* Do not send whole stacktrace in notification for handled errors. Send just
the actual error message.

Version 1.5.5

Added
* Option to pass --reinstall-all to pkgupdate, needed by switch-branch

Version 1.5.6

Fixed
* Set the correct version in setup.py