Reviewed-on: https://gerrit.libreoffice.org/54432Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
(cherry picked from commit 201321f6)

Conflicts:
	cui/source/dialogs/SignSignatureLineDialog.cxx
	xmlsecurity/source/component/documentdigitalsignatures.cxx
	xmlsecurity/source/helper/documentsignaturemanager.cxx

Change-Id: I483a3b7895cdcb10ef9d6dacf167ed0f8db7e723