fix missing show! at end of domain_controller show (broke xml/json rendering for REST clients)
fix show unit tests which broke after implementing will_paginate for zones, tests now correctly pass in an :resources variable added in b9dc2e9
Remove puts/stdout cruft from spec
Upgrade to Rails 3.1

- Disable the asset pipeline
- Replace 'named_scope' usage with 'scope'
- Replace 'acts_as_audited' plugin with 'audited-activerecord'
- Add Webrick as an explicit development dependency
- Patch 'acts_as_state_machine' to replace deprecated method calls