Run all tests with accessToken=NULL

Change-Id: I39a6349f182fe7b1492e0428f4397643c1048bee
diff --git a/KorAPClient/tests/test_korapclient.py b/KorAPClient/tests/test_korapclient.py
index c5a36a6..5cb2989 100644
--- a/KorAPClient/tests/test_korapclient.py
+++ b/KorAPClient/tests/test_korapclient.py
@@ -1,11 +1,11 @@
 import unittest
 
-from KorAPClient import KorAPConnection
+from KorAPClient import KorAPConnection, NULL
 
 
 class TestKorAPClient(unittest.TestCase):
     def setUp(self):
-        self.kcon = KorAPConnection(verbose=True)
+        self.kcon = KorAPConnection(verbose=True, accessToken=NULL)
 
     def test_query(self):
         q = self.kcon.corpusQuery("Test")