Merge pull request #74 from CoderDojoPotsdam/niccokunzmann-patch-4

add editing link

Author: weerox

en/50-01.html

@@ -16,7 +16,7 @@
     You can notify us about <a target="_blank" href="{{ site.sourcecode.newissue }}">problems and get in touch</a>.
   </li>
   <li>
-    You can improve pages by clicking on <a target="_blank" href="{{ site.sourcecode.edit }}/{{ page.path }}">{{ site.data.footer.edit["en"] }}</a>,
+    You can improve pages by clicking on <a target="_blank" href="{{ site.sourcecode.edit }}/{{ page.path }}">{{ site.data.localization.footer.edit["en"] }}</a>,
     editing and creating a
     <a target="_blank" href="{{ site.sourcecode.pullrequest }}">pull request</a>.
   </li>