Merge pull request #23 from electrical/fix_ubuntu_ansible

Fix it correctly this time

.kitchen.yml

@@ -15,8 +15,8 @@ platforms:
       image: electrical/ubuntu:14.04
       privileged: true
       provision_command:
-        - echo 'deb http://ppa.launchpad.net/ansible/ansible/ubuntu trusty main' >> /etc/apt/sources.list
-        - apt-get -y -q install ansible python-apt python-pycurl ruby
+        - apt-get update && apt-get install -y software-properties-common &&  add-apt-repository -y ppa:ansible/ansible
+        - apt-get update && apt-get -y -q install ansible python-apt python-pycurl ruby
       use_sudo: false
   - name: debian-7
     driver_config: