Adding links to sane frontends sane-pygtk (bug report 304472)and gscan2pdf (bugreport 304384)

sane-frontends.html

@@ -120,6 +120,16 @@
 	<a href="http://sourceforge.net/projects/quiteinsane" target="_top">QuiteInsane</a>
 	- Graphical frontend based on Qt 2.2.x (discontinued since 2004)
       </li>
+      <li>
+	<a href="http://sane-pygtk.sourceforge.net/index.html">sane-pygtk</a> - a minimalistic 
+	SANE (Scanner Access Now Easy) graphical front end. It uses PIL (Python Imaging Library)
+	as the python binding to SANE, and PyGTK as the graphical user interface library.
+      </li>
+      <li>
+	<a href="http://gscan2pdf.sourceforge.net/">gscan2pdf</a> - a GUI to produce a
+	multipage PDF from a scan.
+      </li>
+
     </ul>
 
     <h2>Graphical Frontends for Specific Devices</h2>