Fix double ip in generated score

contextualise.py

@@ -217,6 +217,10 @@ def get_file():
     else:
         userip = request.environ['HTTP_X_FORWARDED_FOR'] # if behind a proxy
 
+    # Proxy might add multiple ips, take only one:
+    if ',' in userip:
+        userip = userip.split(',')[0]
+
 # CALCULATION OF INITIAL TIME BEFORE FIRST CLICK
     if len(timelist) and not (timelist[0] is None):
         thetime = timelist[0]