chore(templates): change label of 'docs' menu item and 'following' headline

discuss_data/templates/ddusers/list_follow.html

@@ -8,7 +8,7 @@
 
 {% block content %}
 <div id="ds-content">
-    <h1>{% trans 'Objects you are following' %}</h1>
+    <h1>{% trans 'Followed & Following' %}</h1>
     <div class="row">
         <div class="col-xs-7">
             <ul class="nav nav-pills navbar-right nav-datasets" ic-target="#ds-content" ic-push-url="true">

discuss_data/templates/nav-sidebar.html

@@ -37,7 +37,7 @@
             </li>
             <li class="nav-item {% nav_active request.path "/documentation" %}">
                 <a class="nav-link i i-ds-upload" href="{% slugurl 'discuss-data-documentation' %}">
-                    {% trans "Documentation" %}
+                    {% trans "Help" %}
                 </a>
             </li>
             {% if user.is_authenticated %}