Update string modifier when objects given

Author: CodingCarlos

lib/modifiers/type.js

@@ -15,7 +15,9 @@ function modify(data, model) {
 
 	switch (model.type.toLowerCase()) {
 		case 'string':
-			if (data) {
+			if (typeof data === 'object') {
+				parsed = JSON.stringify(data);
+			} else {
 				parsed = String(data);
 			}
 			break;