Adding community section to the documentation

docs/layouts/chrome/header.html

@@ -10,6 +10,6 @@
 
     {{ template "chrome/menu.html" . }}
 
-    <div class="container">
+    <div class="container" id="main">
       <div class="row">
         <div class="col-md-12">

docs/layouts/chrome/menu.html

@@ -53,6 +53,14 @@
             {{ end }}
         </ul>
       </li>
+      <li class="dropdown">
+        <a href="#" class="dropdown-toggle" data-toggle="dropdown">Community <b class="caret"></b></a>
+        <ul class="dropdown-menu">
+            {{ range $key, $value := .Site.Indexes.groups.community.Pages }}
+            <li hugo-nav="{{$value.RelPermalink}}"><a href="{{$value.Permalink}}"> {{ $value.LinkTitle }} </a> </li>
+            {{ end }}
+        </ul>
+      </li>
     </ul>
     <ul class="nav navbar-nav navbar-right">
       <li class="dropdown">