Changelog: Update changelog terminology

documentation/changelog.html

@@ -14860,23 +14860,27 @@ a simple videoconferencing interface.</p>
 
     <h3>Syntax</h3>
         Every change comes with a link to the change in our versions tracking system, a link to the reported issue or task (if any) and a description of the change's purpose.
+    <a id="terminology"></a>
     <h3>Tools terminology</h3>
         We use a short terminology to try and group all changes applying to the same tool. We use the singular version. The names we use for these tools are:
     <ul>
         <li>Admin</li>
         <li>Announcement</li>
         <li>Attendance</li>
+        <li>Authentication</li>
         <li>Blog</li>
-        <li>Calendar</li>
+        <li>Calendar (not "Agenda")</li>
         <li>Career</li>
         <li>Chat</li>
         <li>CI (for Continuous Integration, automated tests, etc)</li>
         <li>Course description</li>
-        <li>Course Progress</li>
+        <li>Course Progress (not "Thematic advance")</li>
+        <li>Course settings</li>
         <li>Cron</li>
         <li>Dashboard</li>
         <li>Display</li>
         <li>Document</li>
+        <li>Documentation (anything related to exclusively documenting Chamilo or the code, the changelog, etc)</li>
         <li>Dropbox</li>
         <li>Exercise (not Quiz)</li>
         <li>Extra Fields</li>
@@ -14885,16 +14889,19 @@ a simple videoconferencing interface.</p>
         <li>Gradebook</li>
         <li>Group (includes course groups, global groups and classes)</li>
         <li>Help</li>
+        <li>Hook (for the internal hook mechanism)</li>
         <li>Install (includes upgrade stuff)</li>
+        <li>Internal (for changes and fixes that mostly affect code itself or are very global by nature)</li>
         <li>Language</li>
         <li>Link</li>
         <li>Learnpath (for LP or Learning Paths)</li>
-        <li>Maintenance</li>
+        <li>Maintenance (anything related to the course maintenance tool: course copies, backup, restore, etc)</li>
         <li>Message</li>
         <li>Notebook</li>
         <li>Optimization</li>
         <li>Portfolio</li>
         <li>Privacy</li>
+        <li>Script (for what is in the tests/scripts/ directory)</li>
         <li>Search (for fulltext search)</li>
         <li>Security</li>
         <li>Session</li>
@@ -14911,6 +14918,7 @@ a simple videoconferencing interface.</p>
         <li>Wiki</li>
         <li>Work</li>
         <li>WYSIWYG</li>
+        <li>XAPI</li>
     </ul>
     <h3>Hashtags</h3>
         In some very specific cases, this changelog might contain references to specific topics, like compliance to