Add date to signature formatting
Implementation is slightly different than the original one as it is now one single sentence Signature created on <date> with certificate: <cert>
instead of Signature created on <date>. \n With certificate: <cert>
Implementation is slightly different than the original one as it is now one single sentence Signature created on <date> with certificate: <cert>
instead of Signature created on <date>. \n With certificate: <cert>