Introducing new Features into mainlab.html

Added Features: Texteditor. Paint

Author: AdamBasly

mainlab.html

@@ -177,6 +177,8 @@ <h1>Programmieren mit der Maus</h1>
         <a href="./pyexec.html">Python Lab</a>
         <a href="https://www.udemy.com">Udemy</a>
         <a href="ms-word:ofe|u|https://www.office.com/">Libre Office</a>
+        <a href="./painter.html">Paint</a>
+        <a href="./texteditor.html">Texteditor</a>
         <a href="admin_authentication.html">Admin control</a>
     </div>
 </body>