added whole system from ola4doc

sys/node_modules/es5-ext/object/assign/is-implemented.js

@@ -0,0 +1,9 @@
+'use strict';
+
+module.exports = function () {
+	var assign = Object.assign, obj;
+	if (typeof assign !== 'function') return false;
+	obj = { foo: 'raz' };
+	assign(obj, { bar: 'dwa' }, { trzy: 'trzy' });
+	return (obj.foo + obj.bar + obj.trzy) === 'razdwatrzy';
+};