php-horde-history 2.3.6-1ubuntu1 (s390x binary) in ubuntu xenial

 The Horde_History API provides a way to track changes on arbitrary pieces of
 data in Horde applications.
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 This package is part of Horde, a web application Framework written in PHP with
 modules like IMP (webmail), Turba (contacts), Kronolith (calendar), Nag (task
 list), Gollem (file manager), etc.