Transmit all required headers.

master/bt5/vifib_slapos_rest_api_v1_test/TestTemplateItem/testVifibSlaposRestAPIV1.py

@@ -75,7 +75,8 @@ class TestVifibSlaposRestAPIV1(ERP5TypeTestCase):
     self.connection = CustomHeaderHTTPConnection(host=self.api_netloc,
       custom_header={
         'Access-Control-Allow-Headers': self.access_control_allow_headers,
-        'Accept': 'application/json'
+        'Accept': 'application/json',
+        'Content-Type': 'application/json',
       })
     self.reindexAndUpdateLocalRoles()
     self.simulator = tempfile.mkstemp()[1]

master/bt5/vifib_slapos_rest_api_v1_test/bt/revision

-13
\ No newline at end of file
+14
\ No newline at end of file