Merge pull request #62 from alex-dna/fix/menu-item-title

Allow for empty menu title

src/MenuItem.php

@@ -232,7 +232,7 @@ public function __get($field)
     /**
      * @return mixed
      */
-    public function getTitle(): string
+    public function getTitle(): ?string
     {
         return $this->MenuTitle;
     }