[BUGFIX] Respect settings as array

Classes/Controller/FeatureController.php

 <?php
+
 namespace T3o\Typo3Roadmap\Controller;
 
 /**
@@ -43,8 +44,8 @@ class FeatureController extends \TYPO3\CMS\Extbase\Mvc\Controller\ActionControll
     public function listFeaturesAction()
     {
 
-        if($this->settings[featurearea]!=""){
-            $featureArea=$this->featureAreaRepository->findByUid($this->settings[featurearea]);
+        if ($this->settings['featurearea'] != "") {
+            $featureArea = $this->featureAreaRepository->findByUid($this->settings['featurearea']);
             $this->view->assign('featureArea', $featureArea);
         }
 
@@ -59,9 +60,9 @@ class FeatureController extends \TYPO3\CMS\Extbase\Mvc\Controller\ActionControll
      */
     public function showFeatureRecordsAction()
     {
-        $features=[];
-        $ids = explode(',',$this->settings['feature']);
-        foreach($ids as $key => $id){
+        $features = [];
+        $ids = explode(',', $this->settings['feature']);
+        foreach ($ids as $key => $id) {
             $features[$id] = $this->featureRepository->findByUid($id);
         }
         $this->view->assign('features', $features);
@@ -74,9 +75,9 @@ class FeatureController extends \TYPO3\CMS\Extbase\Mvc\Controller\ActionControll
      */
     public function showFeatureAreaRecordsAction()
     {
-        $featureAreas=[];
-        $ids = explode(',',$this->settings['featureArea']);
-        foreach($ids as $key => $id){
+        $featureAreas = [];
+        $ids = explode(',', $this->settings['featureArea']);
+        foreach ($ids as $key => $id) {
             $featureAreas[$id] = $this->featureAreaRepository->findByUid($id);
         }
         $this->view->assign('featureAreas', $featureAreas);