New robot framework dependencies and first tests.
Modified .travis.yml to restrict buildout to 1.7.1
Added Saucelabs stuff.
Added package-extras = test
Forgot to put test in square brackets.
Added allow-hosts
Removed Library line
Added ROBOT_DESIRED_CAPABILITIES
merge
Merge branch 'github-main' of github.com:plomino/Plomino into github-main