gpgme: Use proper month in expires dialog
GDateTime
uses month numbers from 1 to 12.
GtkCalender
uses month numbers from 0 to 11.
If you combine both, you need to be careful.
Fixes #327 (closed) Fixes #328 (closed)
GDateTime
uses month numbers from 1 to 12.
GtkCalender
uses month numbers from 0 to 11.
If you combine both, you need to be careful.
Fixes #327 (closed) Fixes #328 (closed)