* Use GitLab CI/CD
* Force colored tests
* Get rid of an error
* Mark tests as slow
* Disable codecov & coveralls
* Python 3.5-3.8
* Add Python 3.4
* Support both OpenSSL 1.1.0 and 1.1.1+
* Test both OpenSSL 1.1.0 and 1.1.1+
* Fix OpenSSL 1.1.1
* Fix Python 3.4 build