remove node_modules and .gitignore them

node_modules/es5-ext/reg-exp/#/unicode/implement.js

@@ -1,11 +0,0 @@
-"use strict";
-
-var isUnicode = require("../is-unicode");
-
-if (!require("./is-implemented")()) {
-	Object.defineProperty(RegExp.prototype, "unicode", {
-		configurable: true,
-		enumerable: false,
-		get: isUnicode
-	});
-}

node_modules/es5-ext/reg-exp/#/unicode/is-implemented.js

@@ -1,10 +0,0 @@
-"use strict";
-
-module.exports = function () {
-	var dummyRegExp = /a/;
-	// We need to do check on instance and not on prototype due to how ES2015 spec evolved:
-	// https://github.com/tc39/ecma262/issues/262
-	// https://github.com/tc39/ecma262/pull/263
-	// https://bugs.chromium.org/p/v8/issues/detail?id=4617
-	return "unicode" in dummyRegExp;
-};