Izmjenjena struktura, dodan backand

web/node_modules/invert-kv/index.js

@@ -0,0 +1,15 @@
+'use strict';
+module.exports = function (obj) {
+	if (typeof obj !== 'object') {
+		throw new TypeError('Expected an object');
+	}
+
+	var ret = {};
+
+	for (var key in obj) {
+		var val = obj[key];
+		ret[val] = key;
+	}
+
+	return ret;
+};