2.2.1 Bugfix release

Installation instructions:
https://github.com/certtools/intelmq-manager/blob/2.2.1/docs/INSTALL.md

This IntelMQ Manager version requires IntelMQ >= 2.2.1.

Backend

• Fix loading paths from intelmqctl executable (PR #205 by Einar Felipe Lanfranco).

Documentation

• User Guide:
  • Add section on configuration paths.
  • Add section on named queues / paths.
• Readme:
  • Update screenshots (#201, PR#207 by Mladen Markovic).

Known issues

• Graph jumps around on "Add edge" (#148).
• wrong error message for new bots with existing ID (#152).
• Monitor page: Automatic log refresh reset log page to first one (#190).