move docker installation into it's own playbook, run when creating vm's
diff --git a/roles/onos-vm-install/files/onos-setup-playbook.yml b/roles/onos-vm-install/files/onos-setup-playbook.yml
index 94352be..419d52b 100644
--- a/roles/onos-vm-install/files/onos-setup-playbook.yml
+++ b/roles/onos-vm-install/files/onos-setup-playbook.yml
@@ -6,48 +6,6 @@
     - name: Include configuration vars
       include_vars: onos-setup-vars.yml
 
-    # https://docs.docker.com/engine/installation/linux/ubuntulinux/
-    - name: Prereqs and SSL support for apt for SSL
-      become: yes
-      apt:
-        name={{ item }}
-        update_cache=yes
-        cache_valid_time=3600
-      with_items:
-        - apt-transport-https
-        - ca-certificates
-        - python-pip
-
-    - name: Trust docker apt key
-      become: yes
-      apt_key:
-        keyserver=pool.sks-keyservers.net
-        id=58118E89F3A912897C070ADBF76221572C52609D
-
-    - name: Add docker apt repo
-      become: yes
-      apt_repository:
-        repo="deb https://apt.dockerproject.org/repo ubuntu-trusty main"
-
-    - name: Install docker
-      become: yes
-      apt:
-        update_cache=yes
-        cache_valid_time=3600
-        name=docker-engine
-
-    - name: Make user part of the Docker group
-      become: yes
-      user:
-        name={{ ansible_user_id }}
-        groups="docker" append=yes
-
-    # https://docs.docker.com/compose/install/#install-using-pip
-    - name: Install docker-compose from PyPi
-      become: yes
-      pip:
-        name=docker-compose
-
     - name: Create CORD directory
       file:
         path={{ ansible_user_dir }}/cord
@@ -70,15 +28,11 @@
        - Dockerfile.xos-onos
        - onos-service
 
-    - name: Copy over docker-compose.yml files
+    - name: Copy over & rename docker-compose file
       copy:
         src=~/onos-docker-compose.yml
         dest={{ ansible_user_dir }}/cord/docker-compose.yml
 
-    # The become here is to work around user not being in the docker group
-    # until the next login, so become it again to reload group membership
     - name: Pull docker image for ONOS
-      become: yes
-      become_user: "{{ ansible_user_id }}"
       command: docker pull onosproject/onos