services if it changes
deploy tasks no longer stop the service and will notify the restart
if any task changes

E0d/notifier refactor

Jarv/add hostname to common

Jenkins worker refactor

Adds status checking and will add new or previously/accidentally removed
members to mongo clusters.

Feanil/vpc deploys

Added ansible.cfg symlink for shortstack and shortstack-xml

Fixed some typos in the README

Jarv/single instance updates

Removed upstart scripts
Removed Python install scripts
Combined xvfb and browser playbooks
Changed Jenkins user base to /home/jenkins
Added wheel dir creation
Moved jenkins_env script
Changed data directory to /var
Install newer version of rake in rbenv role
Added edxlocal role
Remove system packages already installed by common and edxlocal
Added list of Python packages to pre-install

interface

Jarv/jenkins var updates for deploy