Autobahn-python examples runner requires python2 venv (?)

Looking at the current autobahn-python github repo and the “run-all-examples.py” script has in its directions:

To use this script:

0. change to this directory

1. be in an activated Python2 virtual-env with crossbar installed

A Python2 virtual-env? Seriously?

unfortuantely, this text is wrong today (it was right long ago …) - actually, you need Python 3 for Crossbar.io. however, for running Crossbar.io, the text should recommend our general current recommendation and use the Crossbar.io Docker images we publish …