Hans-Ulrich Jüttner authored Aug 15, 2017 and Albert Astals Cid committed Aug 15, 2017

Export signature via Qt5 interface.
Add support for signatures of SubFilter "ETSI.CAdES.detached".
Add an optional validation time to method validateSignature().
Print full Subject Distinguished Name, signing time, hash algorithm and a statement wether the total document is signed in pdfsig.

Fixes bug #99271