updated tests

tests/files/ansible/roles/common/tasks/main.yml

@@ -0,0 +1,28 @@
+---
+- name: install docker
+  sudo: true
+  # install script from https://docs.docker.com/installation/ubuntulinux/
+  shell: curl -sSL https://get.docker.com/ubuntu/ | sudo sh  
+
+- name: install package dependencies
+  sudo: true
+  apt: name={{ item }}
+  with_items:
+      - python-pip
+      - htop
+
+- name: install python dependencies
+  sudo: true
+  pip: name=docker-py
+
+
+- name: enable docker for standard user
+  sudo: true
+  # todo: how to logout after this command, otherwise won't be effective in this play
+  user: name=vagrant groups=docker append=yes
+
+- name: checkout test repo
+  git:
+      repo: https://github.com/sveneh/tests.git 
+      version: develop
+      dest: git