Improve setup for Geo to use less memory and improve documentation
Few improvements to be able to run it on OS X laptop: more details here: https://gitlab.com/gitlab-org/gitlab-qa/issues/130
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Few improvements to be able to run it on OS X laptop: more details here: https://gitlab.com/gitlab-org/gitlab-qa/issues/130