def status(value = nil)
			response.status ||= 200
			response.headers['X-Cascade'] = 'pass' if value == 404
			value ? response.status = value : response.status
		end
def status(value = nil)
			response.status ||= 200
			response.headers['X-Cascade'] = 'pass' if value == 404
			value ? response.status = value : response.status
		end
Acccess to the status of response
 @param value [Ineger, nil] integer value for new status
 @return [Integer] current status
 @example Set status value
   status 200