contrib/docker/debian-jessie

--- a/contrib/docker/debian-jessie	Fri Jun 23 12:04:12 2017 +0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,12 +0,0 @@
-FROM debian:jessie
-RUN apt-get update && apt-get install -y \
-  build-essential \
-  debhelper \
-  dh-python \
-  devscripts \
-  less \
-  python \
-  python-all-dev \
-  python-docutils \
-  zip \
-  unzip