Preperation for 1.2.0 sprint

[markmandel]

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[google-oss-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: markmandel, pooneh-m

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• OWNERS [markmandel,pooneh-m]

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[agones-bot]

Build Succeeded 👏

Build Id: 445c1a71-c3d1-4073-8dfb-138700377575

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

• image: gcr.io/agones-images/agones-controller:1.2.0-8d0830e
• image: gcr.io/agones-images/agones-sdk:1.2.0-8d0830e
• image: gcr.io/agones-images/agones-ping:1.2.0-8d0830e
• Linux C++ SDK (build): agonessdk-1.2.0-8d0830e-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.2.0-8d0830e.zip

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

• https://8d0830e-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/GoogleCloudPlatform/agones.git pull/1162/head:pr_1162 && git checkout pr_1162
• helm install install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.2.0-8d0830e