added whole system from ola4doc

sys/node_modules/es5-ext/string/#/ends-with/shim.js

@@ -0,0 +1,16 @@
+'use strict';
+
+var toInteger = require('../../../number/to-integer')
+  , value     = require('../../../object/valid-value')
+
+  , min = Math.min, max = Math.max;
+
+module.exports = function (searchString/*, endPosition*/) {
+	var self, start, endPos;
+	self = String(value(this));
+	searchString = String(searchString);
+	endPos = arguments[1];
+	start = ((endPos == null) ? self.length :
+			min(max(toInteger(endPos), 0), self.length)) - searchString.length;
+	return (start < 0) ? false : (self.indexOf(searchString, start) === start);
+};