* Only update sshd_config for FreeBSD tests.
* Also skip service restart unless config changed.
* Only pip install virtualenv for macOS tests.
* Also add retries and disable pip version check.
* Fix indentation.
* Reduce noise during remote instance setup.
* Refactor and clean up pip install.
* Decrease verbosity of commands.
* Remove unnecessary package install.
* Add new Fedora docker images with Python 3.
* Use consistent env var for lookup test.
* Fix testing of virtualenv with Python 3.
* Fix docker_secret tests on Fedora 26.
* Add Python 3 support to Fedora postgresql test.
* Add Python 3 support to Fedora mysql tests.
* Fix uri test server for Python 3 on Fedora.
* Fix iso_extract test for Python 3 on Fedora.
* Add Python 3 support for Fedora to openssl tests.
* Fix dnf group test for Python 3 on Fedora.
* Use force with user deletion in become test.