Add onmeda specific picture

templates/onmeda.de.html

@@ -21,7 +21,7 @@
     </tr>
     <tr>
       <td align="left">
-        <img width="600" vspace="10" height="130" alt="gofeminin.de" src="http://i.onmeda.de/signature_koeln_2011.gif" />
+        <img width="600" vspace="10" height="130" alt="onmeda.de" src="http://i.onmeda.de/style/signature-koeln-onmeda-2014.gif" />
       </td>
     </tr>
     <tr>