fix broken tests

test/test_util.py

@@ -6,7 +6,7 @@ from semantic_version import Version, Spec
 from util.validation import generate_valid_usernames
 from util.registry.generatorfile import GeneratorFile
 from util.registry.dockerver import docker_version
-from util.string import slash_join
+from util import slash_join
 
 class TestGeneratorFile(unittest.TestCase):
   def sample_generator(self):

util/validation.py

@@ -1,6 +1,8 @@
 import string
 import re
 
+import anunidecode # Don't listen to pylint's lies. This import is required.
+
 
 INVALID_PASSWORD_MESSAGE = 'Invalid password, password must be at least ' + \
                            '8 characters and contain no whitespace.'