Extract methods
Extract methods

- Extracted logic for generating development error message to new
  method, `createDevelopmentErrorMessage($error)`.
- Extracted trigger logic to a new method, `triggerError($error,
  $request, $response)`.

codeliner/zend-stratigility,liuggio/zend-stratigility,Diego-Brocanelli/zend-stratigility,jguittard/zend-stratigility,xtreamwayz/zend-stratigility,matwright/zend-stratigility,Maks3w/zend-stratigility