Added TOC entries and skip-titles entries for Concepts files.

_data/concepts.yml

@@ -2,9 +2,15 @@ bigheader: "Concepts"
 abstract: "Detailed explanations of Kubernetes system concepts and abstractions."
 toc:
 - docs/concepts/index.md
+section:
+- title: Kubernetes Objects
+  section:
+  - docs/concepts/abstractions/overview.md
+  - docs/concepts/pod.md
+  - title: Controllers
+    section:
+    - docs/concepts/abstractions/controllers/statefulsets.md
+
 - title: Object Metadata
   section:
   - docs/concepts/object-metadata/annotations.md
-- title: Controllers
-  section:
-  - docs/concepts/abstractions/controllers/statefulsets.md

skip_title_check.txt

@@ -9,3 +9,4 @@ docs/api-reference/v1/definitions.md
 docs/api-reference/v1/operations.md
 docs/user-guide/pods/_viewing-a-pod.md
 docs/user-guide/simple-yaml.md
+docs/concepts/abstractions/pod-termination.md