head requests also use url params

Author: Ruxton

gitlab3/__init__.py

@@ -428,7 +428,7 @@ def _request(self, request_fn, api_url, addl_keys, data):
         url = self._get_url(api_url, addl_keys)
         #print "%s %s, data=%s" % (request_fn.__name__.upper(), url, str(data))
         try:
-            if request_fn == requests.get:
+            if request_fn == requests.get or request_fn == requests.head:
               url = url + '?' + urllib.urlencode(data,doseq=True)
               data=None
             r = request_fn(url, headers=self._headers, data=data,