Remove space from end of line

Controller.php

@@ -167,7 +167,7 @@ class Controller extends ModuleAbstract implements WebInterface
         }
 
         $comment = new Comment();
-        
+
         CommentMapper::create($comment);
 
         $response->set('comment', $comment->jsonSerialize());

Models/Comment.php

@@ -38,7 +38,7 @@ class Comment
 
     private $ref = null;
 
-    public function __construct() 
+    public function __construct()
     {
         $this->createdAt = new \DateTime();
     }
@@ -88,12 +88,12 @@ class Comment
         $this->content = $content;
     }
 
-    public function getCreatedBy() 
+    public function getCreatedBy()
     {
         return $this->createdBy;
     }
 
-    public function setCreatedBy($createdBy) 
+    public function setCreatedBy($createdBy)
     {
         $this->createdBy = $createdBy;
     }

Models/CommentList.php

@@ -28,7 +28,7 @@ class CommentList
 
     private $comments = [];
 
-    public function __construct() 
+    public function __construct()
     {
     }
 
@@ -42,7 +42,7 @@ class CommentList
         return $this->comments;
     }
 
-    public function addComment($comment) 
+    public function addComment($comment)
     {
         $this->comments[] = $comment;
     }