development:
  mail_enabled: true
  webmail_url: "http://localhost.localdomain/"
  addthis_enabled: true
  addthis_pub: your-user-name
  addthis_logo: http://localhost:3000/images/logo-200x50.png
  addthis_options: favorites, email, digg, delicious, technorati, slashdot, twitter, more
  gravatar: mm
  googlemaps_initial_zoom: 4
  exception_recipients: [admin@example.com]
  max_upload_size: 5MB

test:

production: