Version 68.0.0

Added
* Queue messages for 'upgrade' and 'downgrade' now also print current
  version in square brackets.

Changed
* Default connection timeout for download was extended from one minute
  to ten minutes.

Removed
* Possibility to reboot immediatelly after package installation. Reboot
  after update is deemed sufficient.

Fixed
* Queue messages now state 'upgrade', 'downgrade' and 'reinstall'
  instead of original generic 'install'.
This tag has no release notes.