This has been done for Writer and Impress, but not for Calc.

Change-Id: I16e4f3ef41233a6cb135a66b70aa0c710fee9dfe
Reviewed-on: https://gerrit.libreoffice.org/23268Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
Tested-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>