Remove GSA Experimental warnings.

[markmandel]

Remove warnings that GSAs are experimental, since now they
are.. well.. not.

[agones-bot]

Build Succeeded 👏

Build Id: 98ff03db-8fe3-479c-8ba4-a89cc02a0c27

The following development artifacts have been built, and will exist for the next 30 days:

• image: gcr.io/agones-images/agones-controller:0.11.0-d3a81ca
• image: gcr.io/agones-images/agones-sdk:0.11.0-d3a81ca
• image: gcr.io/agones-images/agones-ping:0.11.0-d3a81ca
• Linux C++ SDK (build): agonessdk-0.11.0-d3a81ca-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-0.11.0-d3a81ca.zip

A preview of the website (the last 30 builds are retained):

• https://d3a81ca-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/GoogleCloudPlatform/agones.git pull/833/head:pr_833 && git checkout pr_833
• helm install install/helm/agones --namespace agones-system --name agones --set agones.image.tag=0.11.0-d3a81ca

[agones-bot]

Build Succeeded 👏

Build Id: fbd2e117-2b9c-4bf6-b2c0-05c0e3a863c2

The following development artifacts have been built, and will exist for the next 30 days:

• image: gcr.io/agones-images/agones-controller:0.11.0-a3e40c0
• image: gcr.io/agones-images/agones-sdk:0.11.0-a3e40c0
• image: gcr.io/agones-images/agones-ping:0.11.0-a3e40c0
• Linux C++ SDK (build): agonessdk-0.11.0-a3e40c0-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-0.11.0-a3e40c0.zip

A preview of the website (the last 30 builds are retained):

• https://a3e40c0-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/GoogleCloudPlatform/agones.git pull/833/head:pr_833 && git checkout pr_833
• helm install install/helm/agones --namespace agones-system --name agones --set agones.image.tag=0.11.0-a3e40c0

[agones-bot]

Build Failed 😱

Build Id: b9763fed-e23f-4b99-b85c-ba8e013e4ba4

• Cloud Build view
• Cloud Build log download

To get permission to view the Cloud Build view, join the agones-discuss Google Group.

[agones-bot]

Build Succeeded 👏

Build Id: 800784d9-d26e-402c-b0fc-7adb5c6a002a

The following development artifacts have been built, and will exist for the next 30 days:

• image: gcr.io/agones-images/agones-controller:0.11.0-7b47d81
• image: gcr.io/agones-images/agones-sdk:0.11.0-7b47d81
• image: gcr.io/agones-images/agones-ping:0.11.0-7b47d81
• Linux C++ SDK (build): agonessdk-0.11.0-7b47d81-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-0.11.0-7b47d81.zip

A preview of the website (the last 30 builds are retained):

• https://7b47d81-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/GoogleCloudPlatform/agones.git pull/833/head:pr_833 && git checkout pr_833
• helm install install/helm/agones --namespace agones-system --name agones --set agones.image.tag=0.11.0-7b47d81