[Koha] Coordinate Koha releases -- September 2017

[Jonathan Druart]

The Koha community is releasing an update for all supported versions of
Koha.

This update is not a security update but contain several security fixes.

The update is available for the following new releases:
17.05.04 - https://koha-community.org/koha-17-05-04-release/
16.11.12 - https://koha-community.org/koha-16-11-12-release/
16.05.17 - https://koha-community.org/koha-16-05-17-release/

The Debian packages are available from the Koha community repository.

Tarballs are also available:
http://download.koha-community.org/koha-17.05.04.tar.gz
http://download.koha-community.org/koha-16.11.12.tar.gz
http://download.koha-community.org/koha-16.05.17.tar.gz

Regards,
Jonathan