Remove Guides from top nav. (#3508)

_config.yml

@@ -46,7 +46,6 @@ twitter:
 tocs:
   - docs-home
   - setup
-  - guides
   - tasks
   - tutorials
   - concepts

_data/guides.yml

@@ -1,4 +0,0 @@
-bigheader: "Guides"
-abstract: "How to get started, and accomplish tasks, using Kubernetes."
-toc:
-- docs/user-guide/index.md

_layouts/docwithnav.html

@@ -24,7 +24,6 @@
     <ul>
       <li><a href="/docs/home/" {% if toc.bigheader == "Kubernetes Documentation" %}class="YAH"{% endif %}>HOME</a></li>
       <li><a href="/docs/setup/" {% if toc.bigheader == "Setup" %}class="YAH"{% endif %}>SETUP</a></li>
-      <li><a href="/docs/user-guide/" {% if toc.bigheader == "Guides" %}class="YAH"{% endif %}>GUIDES</a></li>
       <li><a href="/docs/tasks/" {% if toc.bigheader == "Tasks" %}class="YAH"{% endif %}>TASKS</a></li>
       <li><a href="/docs/tutorials/" {% if toc.bigheader == "Tutorials" %}class="YAH"{% endif %}>TUTORIALS</a></li>
       <li><a href="/docs/concepts/" {% if toc.bigheader == "Concepts" %}class="YAH"{% endif %}>CONCEPTS</a></li>