Changes since tag v21

commit be46034c4364864f6923c4dc7f6c85db204985be
Author: (rowaasr13) Oleg V. Volkov <rowaasr13@gmail.com>
Date:   Sat Mar 27 15:58:41 2021 +0300

    extend old patterns, new patterns from EU-Kazzak and some from EU-Blackrock (de) that happened to fit into language-neutral patterns, remove some longer patterns already covered by shorter - sync to generator commit dd7ed38dc72b46a2f9d190446c399b2be9bca049

