Adpated to nova's gettext changes.

Resolve the failure of nova_notifier unit test due to the gettext
changes in nova.

This is part of the blueprint gettext-i18n-issue.

Change-Id: Ie3fcbbe9f3c902c2c40c0d3c22bb2f999bb04006

nova_tests/__init__.py

@@ -0,0 +1,21 @@
+# -*- encoding: utf-8 -*-
+#
+# Copyright © 2013 Intel Corp.
+#
+# Author: Lianhao Lu <lianhao.lu@intel.com>
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+import gettext
+
+gettext.install('nova', unicode=True)

setup.py

@@ -66,7 +66,8 @@ setuptools.setup(
     packages=setuptools.find_packages(exclude=['bin',
                                                'tests',
                                                'tests.*',
-                                               '*.tests']),
+                                               '*.tests',
+                                               'nova_tests']),
     cmdclass=common_setup.get_cmdclass(),
     package_data={
         "ceilometer":