Only validate when validateOffFocus is true

Author: Kevin

src/formGenerator.vue

@@ -131,7 +131,9 @@ export default {
 
 methods: {
 onBlur(value, model) {
- this.validateModelField(model)
+if(objGet(this.options, "validateOffFocus", false)) {
+this.validateModelField(model)
+}
 },
 
 // Get visible prop of field/group