Added Capybara as a development dependency (for integration testing)
Added directory for integration tests
Added a test support file for setting up the application environment as if an exception had been thrown and the error processed by the engine
Added tests for errors show view
Added tests for ErrorsController
Replaced "s with 's for short strings
Added 'generator_spec' as a development dependency
Added resources + controllers to the dummy app for integration testing
Added routes for BoomsController (for integration testing)
Ran migrations for dev + test for resources in dummy app created for integration testing
Reworked ErrorsController spec to be completely generic - not tied to HTTP status codes any more
Added Capybara to Rspec
Removed prefixing of paths with '/errors' for ErrorsController tests - should be independent of mount point
Reworked to be generic - not tied to HTTP status codes any more
Reordered methods to be more logical
Added method to determine HTTP status code for an error (500 if can't determine)
Modified middleware insertion to provide configuration as parameter to constructor
Moved a comment to provide for easier testing
Added install generator to base library file requires
Added very basic argument check for middleware (must get an Array for HTTP codes)
Added spec for install generator
Added spec for middleware
Added integration tests