Fix translations handling

Fix a missing _lazy.
Fix locale inclusion in the sdist package.
Fix French locale compiling.

MANIFEST.in

@@ -3,3 +3,4 @@ include README.md
 recursive-include oidc_provider/static *
 recursive-include oidc_provider/templates *
 recursive-include oidc_provider/tests/templates *
+recursive-include oidc_provider/locale *

oidc_provider/lib/claims.py

@@ -1,6 +1,6 @@
 import copy
 
-from django.utils.translation import ugettext as _
+from django.utils.translation import ugettext_lazy as _
 
 from oidc_provider import settings
 

oidc_provider/tests/test_claims.py

@@ -1,6 +1,10 @@
-from django.test import TestCase
+from __future__ import unicode_literals
 
-from oidc_provider.lib.claims import ScopeClaims, STANDARD_CLAIMS
+from django.test import TestCase
+from django.utils.six import text_type
+from django.utils.translation import override as override_language
+
+from oidc_provider.lib.claims import ScopeClaims, StandardScopeClaims, STANDARD_CLAIMS
 from oidc_provider.tests.app.utils import create_fake_user, create_fake_client, create_fake_token
 
 
@@ -54,3 +58,7 @@ class ClaimsTestCase(TestCase):
                 'email': u'johndoe@example.com'
             }
         )
+
+    def test_locale(self):
+        with override_language('fr'):
+            self.assertEqual(text_type(StandardScopeClaims.info_profile[0]), 'Profil de base')