Merge branch 'hotfix/545-emitter-fixes' into release-3.0.0

Close #545

Author: weierophinney

src/ConfigProvider.php

@@ -10,7 +10,7 @@
 namespace Zend\Expressive;
 
 use Psr\Http\Message\ResponseInterface;
-use Zend\Diactoros\Response\EmitterInterface;
+use Zend\HttpHandlerRunner\Emitter\EmitterInterface;
 use Zend\HttpHandlerRunner\RequestHandlerRunner;
 use Zend\Stratigility\Middleware\ErrorHandler;
 use Zend\Stratigility\Middleware\ErrorResponseGenerator;

src/Emitter/EmitterStack.php

@@ -11,7 +11,6 @@
 
 use PHPUnit\Framework\TestCase;
 use Psr\Http\Message\ResponseInterface;
-use Zend\Diactoros\Response\EmitterInterface;
 use Zend\Expressive\Application;
 use Zend\Expressive\ApplicationPipeline;
 use Zend\Expressive\ConfigProvider;
@@ -23,6 +22,7 @@
 use Zend\Expressive\Router\PathBasedRoutingMiddleware;
 use Zend\Expressive\ServerRequestErrorResponseGenerator;
 use Zend\Expressive\ServerRequestFactory;
+use Zend\HttpHandlerRunner\Emitter\EmitterInterface;
 use Zend\Stratigility\Middleware\ErrorHandler;
 use Zend\Stratigility\Middleware\ErrorResponseGenerator;
 use Zend\HttpHandlerRunner\RequestHandlerRunner;