Add gerritx project infrastructure.
Add all of the support files needed for this to be a project.
Also, fix pep8 and pyflakes errors.
diff --git a/gerritx/cmd/__init__.py b/gerritx/cmd/__init__.py
new file mode 100644
index 0000000..150f9ad
--- /dev/null
+++ b/gerritx/cmd/__init__.py
@@ -0,0 +1,13 @@
+# Copyright (c) 2012 Hewlett-Packard Development Company, L.P.
+#
+# 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.