$interval : integer
The interval at which to run the task.
Login system task for automated upgrade tasks.
Copyright 2011-2017 Horde LLC (http://www.horde.org/)
See the enclosed file LICENSE for license information (LGPL). If you did not receive this file, see http://www.horde.org/licenses/lgpl21.
Perform upgrade tasks for a given version.
For those running a git checkout, the system task for a given version will run continuously until that version is released. Code should be added to not convert already converted values.
A version string.