small format change for config guides that don't exist

docs/index.html

@@ -67,9 +67,9 @@ h3 {border-bottom: none;}
 
 <p>Cluster operations guide documents explain the features of the Avere operating system and give a reference for how to configure settings. Topics include cluster configuration, monitoring, and data management tasks.</p>
 
-<p><em>Documents for Avere OS 4.8 and later are under development.  </em></p>
-
 <ul>
+<li><em>Avere OS 5.1 - in development</em> </li>
+<li><em>Avere OS 4.8 - in development</em> </li>
 <li><strong>Avere OS 4.7</strong> 
     <ul>
     <li><a href="legacy/ops_guide/4_7/html/ops_conf_index.html" target="_blank">Configuration Guide</a> - Detailed information about the configuration controls available in the <em>Settings</em> and <em>Support</em> tabs of the Avere Control Panel, plus overview information about common configuration tasks </li>