++ make points a bit nicer

server.py

@@ -189,6 +189,9 @@ class Game(object):
                 point_path = "{}/points".format(user.key)
                 points = self.read_etcd(point_path, recursive=True)
 
+                if not points:
+                    continue
+
                 for challenge in points.children:
                     user_points[username] += int(challenge.value)
 
@@ -217,7 +220,11 @@ https://code.ungleich.ch/nico/ungleich-game
         for k, v in point_list.items():
             res.append("{} has {} points".format(k, v))
 
-        return "\n".join(res)
+        return """
+Point list (aka high score)
+---------------------------
+{}
+""".format("\n".join(res))
 
     def register(self):
         args = require_args("user")