98_autocreate.pm/fhem.pl: introduce global autosave (Forum #39985)

git-svn-id: https://svn.fhem.de/fhem/trunk@9108 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/docs/commandref_frame.html

@@ -1481,6 +1481,13 @@ The following local attributes are used by a wider range of devices:
     <a name="restartDelay"></a>
     <li>restartDelay<br>
         set the delay for shutdown restart, default is 2 (seconds).
+    </li><br>
+
+    <a name="autosave"></a>
+    <li>autosave<br>
+        enable some modules to automatically trigger save after a configuration
+        change, e.g. after a new device was created. Default is 1 (true), you
+        can deactivate this feature by setting the value to 0.
     </li>
 
   </ul>