jslint fix

jsonform.gadget.js

@@ -409,7 +409,7 @@
     // anyOf(allOf(if_schema, then_schema), else_schema)
     // and realized by existed rails
     if (schema === undefined ||
-      Object.keys(schema).length === 0) {
+        Object.keys(schema).length === 0) {
       schema = true;
     }
     if (schema.anyOf !== undefined) {