added whole system from ola4doc

sys/node_modules/es5-ext/array/valid-array.js

@@ -0,0 +1,8 @@
+'use strict';
+
+var isArray = Array.isArray;
+
+module.exports = function (value) {
+	if (isArray(value)) return value;
+	throw new TypeError(value + " is not an array");
+};