[Koha] Koha 3.20.2 released

[Chris Cormack]

The Koha release team are proud to announce the release of Koha
3.20.2.  This release contains many bugfixes and 2 security fixes.

All users 3.20.x users are strongly encouraged to upgrade to this
version. As always the packages are in the repository or you can
download the tarball from download.koha-community.org

The full release notes are at
http://koha-community.org/koha-3-20-2-released/

Chris