New release version 3.4.0 (OpenModelica#158)

New version 3.3.0, adds Docker support (OpenModelica#129)

For example, use `OMCSessionZMQ(docker="openmodelica/openmodelica:v1.16.0-minimal")` or `OMCSessionZMQ(docker="openmodelica/openmodelica:v1.16.1-minimal", port=11111)`

3.2.0 release

Tagged patch release v3.1.1

Add support for loading old OMC versions again

Use session=OMPython.FindBestOMCSession() now tries to auto-detect
CORBA or ZMQ, as well as RML-style +d=interactiveCorba.

Change the Jenkins CI to a dockerfile to avoid problems with running
commands as root.

Increase version number

OMPython 3.0.0