added whole system from ola4doc

sys/node_modules/es5-ext/string/#/repeat/implement.js

@@ -0,0 +1,7 @@
+'use strict';
+
+if (!require('./is-implemented')()) {
+	Object.defineProperty(String.prototype, 'repeat',
+		{ value: require('./shim'), configurable: true, enumerable: false,
+			writable: true });
+}

sys/node_modules/es5-ext/string/#/repeat/index.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = require('./is-implemented')()
+	? String.prototype.repeat
+	: require('./shim');

sys/node_modules/es5-ext/string/#/repeat/is-implemented.js

@@ -0,0 +1,8 @@
+'use strict';
+
+var str = 'foo';
+
+module.exports = function () {
+	if (typeof str.repeat !== 'function') return false;
+	return (str.repeat(2) === 'foofoo');
+};

sys/node_modules/es5-ext/string/#/repeat/shim.js

@@ -0,0 +1,22 @@
+// Thanks: http://www.2ality.com/2014/01/efficient-string-repeat.html
+
+'use strict';
+
+var value     = require('../../../object/valid-value')
+  , toInteger = require('../../../number/to-integer');
+
+module.exports = function (count) {
+	var str = String(value(this)), result;
+	count = toInteger(count);
+	if (count < 0) throw new RangeError("Count must be >= 0");
+	if (!isFinite(count)) throw new RangeError("Count must be < ∞");
+	result = '';
+	if (!count) return result;
+	while (true) {
+		if (count & 1) result += str;
+		count >>>= 1;
+		if (count <= 0) break;
+		str += str;
+	}
+	return result;
+};