Merge pull request #25 from UniversalRobots/update-from-internal-repo

Update from internal repo

Fixed python control loop example

Python code did not match robot program

Fixed issue #3 - added tags

Fixed issue #2 - added setup.py and setup.cfg to release package
Fixed issue #1 - removed depenency on VERSION file
- Readme file update with instructions for running inside venv,
and with dockerized ursim
- Removed dev package intended only for internal UR use

v2.7.0 release