Merge branch 'update-cloud-native-chart-docs' into 'master'

Update cloud native Helm chart docs for alpha

See merge request gitlab-org/gitlab-ce!17875

doc/install/kubernetes/index.md

@@ -10,7 +10,7 @@ should be deployed, upgraded, and configured.
 ## Chart Overview
 * **[GitLab-Omnibus](gitlab_omnibus.md)**: The best way to run GitLab on Kubernetes today, suited for small deployments. The chart is in beta and will be deprecated by the [cloud native GitLab chart](#cloud-native-gitlab-chart).
-* **[Cloud Native GitLab Chart](https://gitlab.com/charts/helm.gitlab.io/blob/master/README.md)**: The next generation GitLab chart, currently in development. Will support large deployments with horizontal scaling of individual GitLab components.
+* **[Cloud Native GitLab Chart](https://gitlab.com/charts/helm.gitlab.io/blob/master/README.md)**: The next generation GitLab chart, currently in alpha. Will support large deployments with horizontal scaling of individual GitLab components.
 * Other Charts
   * [GitLab Runner Chart](gitlab_runner_chart.md): For deploying just the GitLab Runner.
   * [Advanced GitLab Installation](gitlab_chart.md): Deprecated, being replaced by the [cloud native GitLab chart](#cloud-native-gitlab-chart). Provides additional deployment options, but provides less functionality out-of-the-box.
@@ -35,7 +35,7 @@ By offering individual containers and charts, we will be able to provide a numbe
 * Potential for rolling updates and canaries within a service,
 * and plenty more.
-This is a large project and will be worked on over the span of multiple releases. For the most up-to-date status and release information, please see our [tracking issue](https://gitlab.com/gitlab-org/omnibus-gitlab/issues/2420). We are planning to launch this chart in beta by the end of 2017.
+Presently this chart is available in alpha for testing, and not recommended for production use. 
 Learn more about the [cloud native GitLab chart here ](https://gitlab.com/charts/helm.gitlab.io/blob/master/README.md) and [here [Video]](https://youtu.be/Z6jWR8Z8dv8).