Added Gulp.js for compiling SCSS stylesheets

node_modules/es5-ext/error/#/index.js

@@ -0,0 +1,3 @@
+"use strict";
+
+module.exports = { throw: require("./throw") };

node_modules/es5-ext/error/#/throw.js

@@ -0,0 +1,5 @@
+"use strict";
+
+var error = require("../valid-error");
+
+module.exports = function () { throw error(this); };