Merge pull request #12 from bartlubbersen/patch-2

[BUGFIX] Solved error that occurred if config validation was left empty

Author: Derrick Heesbeen

Helper/Data.php

@@ -91,7 +91,9 @@ public function getValidationClassesAsArrayForLine($lineNumber)
         //var_dump($validationParts); die();
         $validationClassesArray = [];
         foreach($validationParts as $validationPart) {
-            
+            if (!$validationPart) {
+                continue;
+            }
             $validationPartArray = explode(':', $validationPart);
             if (!empty($validationPartArray)) {
                 $validationClassesArray[$validationPartArray[0]] = (int) $validationPartArray[1];