add a guide topics system

app/templates/guides/user-guides/02-profiles.html

@@ -0,0 +1,24 @@
+# User profiles
+{% extends 'guides/_layout.html' %}
+{% block guide_content %}
+<section class="guide-section">
+  <h2 id="profile">User profiles</h2>
+  <p>Each user on {{ config.SITE_NAME }} has a profile.</p>
+  <p>A user's profile shows:</p>
+  <ul>
+    <li>Their avatar;</li>
+    <li>Their username and display name;</li>
+    <li>Their status;</li>
+    <li>Their signature;</li>
+    <li>Their stats:
+      <ul>
+        <li>Their permission level (regular user, moderator, etc);</li>
+        <li>The number of posts they've created;</li>
+        <li>The number of threads they've started;</li>
+        <li>A link to their latest started thread;</li>
+        <li>A few of their latest posts.</li>
+      </ul>
+    </li>
+  </ul>
+</section>
+{% endblock %}