fixes #3626 - add unf to the bundler configuration for proper encoding for fog
fixes #3017 - split APIv2 controllers from v1 parents
fixes #3637 - refactor exception rake task
fixes #3622 - smart proxy features are now being loaded dynamically
fixes #3516 - resource names (inc. domains) are now being parametrized when used to construct urls
fixes #3011 - default root node name for api index json response to :results but make it configurable
fixes #3011 - changes to rabl templates and tests since root node defaults to 'results'