Merge pull request #2 from kevinkosterr/master

fix(vfg): includes is not a function of undefined in validateModelField

Author: kevinkosterr

src/formGenerator.vue

@@ -263,6 +263,7 @@ export default {
 
     /** Validate one or more model properties */
     validateModelField (model) {
+      if (!model) return
       /** Determine if the child can and should be validated. */
       const toValidate = (child) => isFunction(child.validate) && model.includes(child.field.model)