Merge branch 'hotfix/250'

Close #250

Author: Xerkus

src/Controller/AbstractRestfulController.php

@@ -487,7 +487,7 @@ public function requestHasContentType(Request $request, $contentType = '')
         }
 
         $requestedContentType = $headerContentType->getFieldValue();
-        if (strstr($requestedContentType, ';')) {
+        if (false !== strpos($requestedContentType, ';')) {
             $headerData = explode(';', $requestedContentType);
             $requestedContentType = array_shift($headerData);
         }

src/View/Http/InjectTemplateListener.php

@@ -170,7 +170,7 @@ protected function inflectName($name)
      */
     protected function deriveControllerClass($controller)
     {
-        if (strstr($controller, '\\')) {
+        if (false !== strpos($controller, '\\')) {
             $controller = substr($controller, strrpos($controller, '\\') + 1);
         }