Adding fig to provisioning script

ansible/roles/docker/tasks/install_fig.yml

@@ -0,0 +1,8 @@
+---
+# Install Fig
+
+- name: Install pip
+  apt: pkg=python-pip state=present
+
+- name: Install fig
+  pip: name=fig state=present

ansible/roles/docker/tasks/main.yml

@@ -5,5 +5,4 @@
   apt: update_cache=yes cache_valid_time=3600
 
 - include: install_docker.yml
-# - include: install_spin_docker.yml
-# - include: pull_images.yml
+- include: install_fig.yml

intro/Dockerfile

@@ -1,6 +1,7 @@
 # Example dockerfile for a Two Scoops-style Django project
 # https://github.com/atbaker/docker-tutorial | https://github.com/twoscoops/django-twoscoops-project
 
+# All Dockerfiles start from a base image. In this case, Ubuntu 12.04 LTS
 FROM ubuntu:precise
 
 # Add yourself as maintainer