Fixed extending the list properly oops.

searchwkr.py

@@ -22,7 +22,7 @@ def main(argv):
     print(json.dumps(res, indent='  '))
 
     # Save the urls we've seen now.
-    recents_before['urls'].append(list(map(lambda e: e['u'], res)))
+    recents_before['urls'].extend(map(lambda e: e['u'], res))
     save_recents(recents_before)
 
     # Now send them up.