Fix unit test.

see #766

modoboa/core/tests.py

@@ -42,7 +42,7 @@ class ProfileTestCase(ModoTestCase):
 
         self.ajax_post(
             reverse("core:user_profile"),
-            {"oldpassword": "toto",
+            {"language": "en", "oldpassword": "toto",
              "newpassword": "Toto1234", "confirmation": "Toto1234"}
         )
         self.clt.logout()

modoboa/core/views/auth.py

@@ -9,7 +9,7 @@ from django.utils.translation import ugettext as _
 from django.views.decorators.cache import never_cache
 
 from modoboa.core.forms import LoginForm
-from modoboa.lib import events, parameters
+from modoboa.lib import events
 from modoboa.lib.web_utils import _render_to_string