Added first code

docker.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+set -eux
+apt-get update
+apt-get install -y --no-install-recommends \
+        apt-transport-https \
+        ca-certificates \
+        curl \
+        software-properties-common \
+        python-minimal zip python-simplejson \
+        gnupg2 \
+        software-properties-common
+apt-get remove docker docker-engine docker.io
+
+curl -fsSL get.docker.com -o get-docker.sh
+sh get-docker.sh
+
+# install docker-compose
+curl -L "https://github.com/docker/compose/releases/download/1.21.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose && \
+    chmod +x /usr/local/bin/docker-compose
+
+# install docker-machine
+curl -L "https://github.com/docker/machine/releases/download/v0.15.0/docker-machine-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-machine && \
+    chmod +x /usr/local/bin/docker-machine