remove node_modules and .gitignore them

node_modules/es5-ext/string/#/contains/implement.js

@@ -1,10 +0,0 @@
-"use strict";
-
-if (!require("./is-implemented")()) {
-	Object.defineProperty(String.prototype, "contains", {
-		value: require("./shim"),
-		configurable: true,
-		enumerable: false,
-		writable: true
-	});
-}

node_modules/es5-ext/string/#/contains/index.js

@@ -1,3 +0,0 @@
-"use strict";
-
-module.exports = require("./is-implemented")() ? String.prototype.contains : require("./shim");

node_modules/es5-ext/string/#/contains/is-implemented.js

@@ -1,8 +0,0 @@
-"use strict";
-
-var str = "razdwatrzy";
-
-module.exports = function () {
-	if (typeof str.contains !== "function") return false;
-	return str.contains("dwa") === true && str.contains("foo") === false;
-};

node_modules/es5-ext/string/#/contains/shim.js

@@ -1,7 +0,0 @@
-"use strict";
-
-var indexOf = String.prototype.indexOf;
-
-module.exports = function (searchString /*, position*/) {
-	return indexOf.call(this, searchString, arguments[1]) > -1;
-};