docs: update release notes

docs/releases.html

@@ -18,7 +18,7 @@
 <li class="header-title">EasySpin
 <li><a href="index.html">Documentation</a>
 <li><a href="references.html">Publications</a>
-<li><a href="http://easyspin.org" target="_blank">Website</a>
+<li><a href="http://easyspin.org" target="_blank">Website</a>
 <li><a href="http://easyspin.org/academy" target="_blank">Academy</a>
 <li><a href="http://easyspin.org/forum" target="_blank">Forum</a>
 </ul>
@@ -32,7 +32,12 @@ <h1>Changes from release to release</h1>
 $ReleaseID$
 </div>
 
-Only minor bug fixes.
+<p>Major bug fixes</p>
+<ul>
+<li><a href="orca2easyspin.html">orca2easyspin</a>Fix inverted tensor frame Euler angles.</li>
+<li>Space groups: fix bug in monoclinic axis assigment.</li>
+<li><a href="saffrom.html">saffron</a>Fix bug with HYSCORE and product rule.</li>
+</ul>
 
 <div class="subtitle">
 5.2.0