Build steps explained
diff --git a/Dockerfile b/Dockerfile
index eb55b2f..11b2251 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,26 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 the original author or authors.
+#
+# 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.
+#
+
FROM alpine:3.1
+MAINTAINER Zsolt Haraszti <zharaszt@ciena.com>
+MAINTAINER Ali Al-Shabibi <ali.al-shabibi@onlab.us>
+MAINTAINER Nathan Knuth <nathan.knuth@tibitcom.com>
+
# Update to have latest images
RUN apk add --update python py-pip