remove node_modules and .gitignore them

node_modules/es5-ext/index.js

@@ -1,22 +0,0 @@
-"use strict";
-
-module.exports = {
-	global: require("./global"),
-	optionalChaining: require("./optional-chaining"),
-	safeToString: require("./safe-to-string"),
-	toShortStringRepresentation: require("./to-short-string-representation"),
-
-	array: require("./array"),
-	boolean: require("./boolean"),
-	date: require("./date"),
-	error: require("./error"),
-	function: require("./function"),
-	iterable: require("./iterable"),
-	json: require("./json"),
-	math: require("./math"),
-	number: require("./number"),
-	object: require("./object"),
-	promise: require("./promise"),
-	regExp: require("./reg-exp"),
-	string: require("./string")
-};