* Added an option `system.upstartEnvironment' to add a variable to all   Upstart jobs.
* Added an option `system.upstartEnvironment' to add a variable to all
  Upstart jobs.


git-svn-id: 71c8032c709790ec749031c4215f8515ac00dc5a@25478 70bd8c7a-acb8-0310-9f0d-9cc1c95dcdbb

falsifian/personal_nixos,falsifian/personal_nixos,falsifian/personal_nixos,falsifian/personal_nixos,falsifian/personal_nixos