Update DigitalOcean image to Ubuntu 12.04.4 x64
Fix missing semicolon on unattended-upgrades config
Merge branch 'master' of github.com:jbinto/ansible-ubuntu-rails-server
Merge branch 'master' into staging
Add real DigitalOcean host
Add task to copy .env to bikeways config.

An example .env file is provided. Note that .env itself is under gitignore.