Adding OWNERS for docs.

docs/getting-started-guides/coreos/OWNERS

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+assignees:
+- AntonioMeireles
+- errordeveloper
+- pires
+

docs/getting-started-guides/coreos/bare_metal_calico.md

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+assignees:
+- caseydavenport
+
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 This document describes how to deploy Kubernetes with Calico networking on _bare metal_ CoreOS. For more information on Project Calico, visit [projectcalico.org](http://projectcalico.org) and the [calico-containers repository](https://github.com/projectcalico/calico-containers).

docs/getting-started-guides/coreos/bare_metal_offline.md

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+assignees:
+- erictune
+- jeffbean
+- thockin
+
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 Deploy a CoreOS running Kubernetes environment. This particular guide is made to help those in an OFFLINE system, wither for testing a POC before the real deal, or you are restricted to be totally offline for your applications.

docs/getting-started-guides/coreos/coreos_multinode_cluster.md

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+assignees:
+- dchen1107
+- pires
+
 ---
 
 Use the [master.yaml](/docs/getting-started-guides/coreos/cloud-configs/master.yaml) and [node.yaml](/docs/getting-started-guides/coreos/cloud-configs/node.yaml) cloud-configs to provision a multi-node Kubernetes cluster.

docs/getting-started-guides/coreos/index.md

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+assignees:
+- JamesDeFabia
+- johscheuer
+
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 * TOC