Revert "Improved history get calls for performance (#192)."
Revert "Improved history get calls for performance (#192)."

This reverts commit 9e458956c79a16b807989669e682bf7d3e082f42.

zammad/zammad,monotek/zammad,zammad/zammad,monotek/zammad,zammad/zammad,zammad/zammad,monotek/zammad,monotek/zammad,monotek/zammad,zammad/zammad,monotek/zammad,zammad/zammad