[Open Data Hub] Release of Open Data Hub v0.3.0

Open Data Hub version v0.3.0 has been released with new components. You can access the v0.3.0 operator image from our quay.io <https://quay.io/repository/opendatahub/opendatahub-operator?tab=tags> repository and it will be available shortly from the OpenShift OperatorHub catalog. We also added new documentation <https://gitlab.com/opendatahub/opendatahub-operator/tree/master/docs> to assist the community in understanding each new component and how the operator works. Stay tuned for more information as we are actively working to integrate additional components and make sure Open Data Hub stays up to date with the latest releases Open Data Hub v0.3.0 Components Seldon <https://seldon.io/> 0.2.7 JupyterHub <https://jupyter.org/hub> with GPU Support 3.0.7 Apache Spark <http://spark.apache.org/> 2.2.3 TwoSigma BeakerX <http://beakerx.com/> Integration 1.4.0 Prometheus <https://prometheus.io/> 2.3 Grafana <https://grafana.com/> 4.7 Review the blog <https://opendatahub.io/news/2019-06-27/odh-release-0.3-blog.html> announcing the release of version v0.3.0 -- Landon LaSmith