Dockerfile for docker image with docker and bash - because offical docker docker image from docker doesn't have bash

Dockerfile

FROM debian:jessie
MAINTAINER Egon Kidmose

RUN set -x && \
    apt-get update && \
    apt-get install -y --no-install-recommends apt-transport-https ca-certificates && \
    apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D && \
    echo 'deb https://apt.dockerproject.org/repo debian-jessie main' > /etc/apt/sources.list.d/docker.list && \
    apt-get update && \
    apt-get install docker-engine -y --no-install-recommends