Abb-robot-client

What's Changed
* Raise exceptions with error messages instead of using assert and bump version to 0.3.1 by johnwason in https://github.com/rpiRobotics/abb_robot_client/pull/9


**Full Changelog**: https://github.com/rpiRobotics/abb_robot_client/compare/0.3.0...0.3.1

What's Changed
* Add readthedocs and sphinx documentation by johnwason in https://github.com/rpiRobotics/abb_robot_client/pull/3
* Add examples, fix egm doc units by johnwason in https://github.com/rpiRobotics/abb_robot_client/pull/4
* Add local package to docs/requirements.txt by johnwason in https://github.com/rpiRobotics/abb_robot_client/pull/5
* Improvements to EGM and RWS interface by johnwason in https://github.com/rpiRobotics/abb_robot_client/pull/7
* Add sphinx-rtd-theme docs requirement by johnwason in https://github.com/rpiRobotics/abb_robot_client/pull/8


**Full Changelog**: https://github.com/rpiRobotics/abb_robot_client/compare/0.2.0...0.3.0