Merge pull request #652 from kubernetes-incubator/debug_mode

docs/large-deployments.md

roles/dnsmasq/defaults/main.yml

roles/dnsmasq/templates/01-kube-dns.conf.j2

roles/dnsmasq/templates/dnsmasq-ds.yml

roles/kubernetes-apps/ansible/defaults/main.yml

roles/kubernetes-apps/ansible/templates/kubedns-rc.yml

...tes/master/templates/manifests/kube-apiserver.manifest.j2

...r/templates/manifests/kube-controller-manager.manifest.j2

...tes/master/templates/manifests/kube-scheduler.manifest.j2

roles/kubernetes/node/templates/kubelet.j2

...ubernetes/node/templates/manifests/kube-proxy.manifest.j2