VOL-1449 Create docker images including pyvoltha

Creates a base and pyvoltha docker image with installed
using a newer version of pip.  Also include the README.md
file as pip install needed it inside the docker build.

Change-Id: I5450de4a855ed40f2eb611c55726dfcba720f41f
diff --git a/docker/Dockerfile.base b/docker/Dockerfile.base
new file mode 100644
index 0000000..fe8879c
--- /dev/null
+++ b/docker/Dockerfile.base
@@ -0,0 +1,28 @@
+# 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 ubuntu:xenial
+
+MAINTAINER Voltha Community <info@opennetworking.org>
+
+# Update to have latest images
+RUN apt-get update && \
+    apt-get install -y python openssl iproute2 libpcap-dev wget build-essential git binutils python-dev libffi-dev libssl-dev
+
+# Install current version of pip rather than outdated pip from apt
+RUN wget -O /tmp/get-pip.py https://bootstrap.pypa.io/get-pip.py
+RUN python /tmp/get-pip.py
+
+COPY requirements.txt /tmp/requirements.txt
+RUN pip install -r /tmp/requirements.txt