[TASK] Add usage of the subjects, waiting for Torstens commit

Classes/Controller/MailController.php

@@ -144,11 +144,13 @@ class MailController extends ActionController {
 		}
 
 		$this->view->assign(
-			'subjectLeft', $templateLeft !== NULL ? $templateLeft->getSubject() : ''
+			'subjectLeft', $templateLeft !== NULL ? $templateLeft->getSubject() :
+			$registerArray[$selectedExtension][$selectedTemplate]['subjects'][$selectedLanguageLeft]
 		);
 
 		$this->view->assign(
-			'subjectRight', $templateRight !== NULL ? $templateRight->getSubject() : ''
+			'subjectRight', $templateRight !== NULL ? $templateRight->getSubject() :
+			$registerArray[$selectedExtension][$selectedTemplate]['subjects'][$selectedLanguageRight]
 		);
 
 		$this->view->assign('selectedTemplate', $selectedTemplateArray);