License hacking tests has been added

* missed license headers added to files;
* incorrect license header fixed.

Change-Id: I384761e6214065ff9f560b0aae50f1b44d5d8bea

setup.py

@@ -1,3 +1,18 @@
+# Copyright (c) 2013 Mirantis Inc.
+#
+# 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 setuptools
 
 from savanna.openstack.common import setup as common_setup

tox.ini

@@ -48,3 +48,6 @@ commands = bash tools/lintstack.sh
 show-source = true
 builtins = _
 exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,tools
+
+[hacking]
+local-check-factory = savanna.utils.hacking.checks.factory