Added a few elements to changelog

documentation/changelog.html

@@ -61,6 +61,8 @@
    <li>Integration of Pixlr image editing services and photo retouching (Feature #2712)</li>
    <li>Added experimental MySQLi driver. Requires manual replacement of database.lib.php to enable it</li>
    <li>Added font resize capabilities for accessibility (Feature #2237)</li>
+   <li>Added management of favicon.ico by multi-url (Feature #1739) - just add the favicon.ico file inside the home/url/ directory</li>
+   <li>Added notification by e-mail on social network events (Feature #2189)</li>
 </ul>
 <h3>Debugging</h3>
 <ul>
@@ -114,6 +116,8 @@
   <li>Fixed document preview frame - now adaptative size (Bug #1751)</li>
   <li>Fixed misuses of api_get_local_time() (Bug #1851)</li>
   <li>Fixed new tools notifications in courses list (Bug #1132)</li>
+  <li>Removed many backticks (on our way to db independentization)</li>
+  <li>Fixed bug with split user directories and personal files (Bug #2239)</li>
 </ul>
 <h3>Security</h3>
 <ul>