Cleanup in tests/__init__.py

In watcher/tests/__init__.py has a totally unused,
misleading class so I removed it, as it is never used.

Change-Id: Ib878252453489eb3e1b1ff06f4d6b5e2b0726be5
Closes-Bug: #1549920

watcher/tests/__init__.py

@@ -1,43 +0,0 @@
-#    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 os
-import unittest
-
-from oslo_config import cfg
-import pecan
-from pecan import testing
-
-
-cfg.CONF.import_opt('enable_authentication', 'watcher.api.acl')
-
-
-__all__ = ['FunctionalTest']
-
-
-class FunctionalTest(unittest.TestCase):
-    """Functional tests
-
-    Used for functional tests where you need to test your
-    literal application and its integration with the framework.
-    """
-
-    def setUp(self):
-        cfg.CONF.set_override("enable_authentication", False,
-                              enforce_type=True)
-        self.app = testing.load_test_app(os.path.join(
-            os.path.dirname(__file__),
-            'config.py'
-        ))
-
-    def tearDown(self):
-        pecan.set_config({}, overwrite=True)