CS fixes

- Trailing whitespace
- Unused use statements

Author: weierophinney

src/ApiProblemResponse.php

@@ -19,8 +19,8 @@ class ApiProblemResponse extends Response
     protected $apiProblem;
 
     /**
-     * Flags to use with json_encode 
-     * 
+     * Flags to use with json_encode
+     *
      * @var int
      */
     protected $jsonFlags = 0;

src/Listener/RenderErrorListener.php

@@ -8,7 +8,6 @@
 
 use Zend\EventManager\EventManagerInterface;
 use Zend\EventManager\AbstractListenerAggregate;
-use Zend\Http\Request as HttpRequest;
 use Zend\Mvc\MvcEvent;
 use Zend\View\Exception\ExceptionInterface as ViewExceptionInterface;
 

test/Listener/ApiProblemListenerTest.php

@@ -8,7 +8,6 @@
 
 use PHPUnit_Framework_TestCase as TestCase;
 use Zend\Console\Request as ConsoleRequest;
-use Zend\Console\Response as ConsoleResponse;
 use Zend\Http\Request;
 use Zend\Mvc\Application;
 use Zend\Mvc\MvcEvent;

test/View/ApiProblemStrategyTest.php

@@ -10,7 +10,6 @@
 use Zend\Http\Response;
 use Zend\View\Model\JsonModel;
 use Zend\View\Model\ViewModel;
-use Zend\View\Renderer\JsonRenderer;
 use Zend\View\ViewEvent;
 use ZF\ApiProblem\ApiProblem;
 use ZF\ApiProblem\View\ApiProblemModel;