Merge branch 'master' of https://github.com/kubernetes/kubernetes.github.io into release-1.7

* 'master' of https://github.com/kubernetes/kubernetes.github.io:
  networkpolicies.md --> network-policies.md for SEO
  Added link (#4161)
  Use "sudo -i" instead of "sudo su -"
  Create a section for kubeadm topics
  Consolidate SecurityContext topics. (#4005)
  Typo fix in "Adding ConfigMap data to a Volume" section (#3966)

_data/concepts.yml

@@ -60,7 +60,7 @@ toc:
   - docs/concepts/services-networking/dns-pod-service.md
   - docs/concepts/services-networking/connect-applications-service.md
   - docs/concepts/services-networking/ingress.md
-  - docs/concepts/services-networking/networkpolicies.md
+  - docs/concepts/services-networking/network-policies.md
 
 - title: Storage
   section:
@@ -84,9 +84,7 @@ toc:
   - docs/concepts/cluster-administration/proxies.md
   - title: Policies
     section:
-    - docs/concepts/policy/container-capabilities.md
     - docs/concepts/policy/resource-quotas.md
-    - docs/concepts/policy/security-context.md
     - docs/concepts/policy/pod-security-policy.md
 
 

_data/setup.yml

@@ -7,8 +7,12 @@ toc:
 - title: Independent Solutions
   section:
   - docs/getting-started-guides/minikube.md
-  - docs/setup/independent/install-kubeadm.md
-  - docs/setup/independent/create-cluster-kubeadm.md
+
+  - title: Bootstrapping Clusters with kubeadm
+    section:
+    - docs/setup/independent/install-kubeadm.md
+    - docs/setup/independent/create-cluster-kubeadm.md
+
   - docs/getting-started-guides/scratch.md
   - docs/getting-started-guides/alternatives.md
 

_data/tasks.yml

@@ -15,6 +15,9 @@ toc:
   - docs/tasks/configure-pod-container/configure-volume-storage.md
   - docs/tasks/configure-pod-container/configure-persistent-volume-storage.md
   - docs/tasks/configure-pod-container/configure-projected-volume-storage.md
+  - docs/tasks/configure-pod-container/projected-volume.md
+  - docs/tasks/configure-pod-container/security-context.md
+  - docs/tasks/configure-pod-container/environment-variable-expose-pod-information.md
   - docs/tasks/configure-pod-container/configure-service-account.md
   - docs/tasks/configure-pod-container/pull-image-private-registry.md
   - docs/tasks/configure-pod-container/configure-liveness-readiness-probes.md