Added Corrosion Fix for Heroku

Credits: https://github.com/BinBashBanana/Corrosion-Heroku (very epic person)

lib/rewrite.js

@@ -0,0 +1,32 @@
+// -------------------------------------------------------------
+// WARNING: this file is used by both the client and the server.
+// Do not use any browser or node-specific API!
+// -------------------------------------------------------------
+const URLWrapper = require('./url');
+const CookieRewriter = require('./cookie');
+const CSSRewriter = require('./css');
+const HTMLRewriter = require('./html');
+const JSRewriter = require('./js');
+const defaultConfig = {
+    prefix: '/service/',
+    codec: 'plain',
+    ws: true,
+    cookie: true,
+    title: 'Service',
+};
+
+class Rewrite {
+    constructor(config = defaultConfig) {
+        this.config = Object.assign(defaultConfig, config);
+        this.prefix = this.config.prefix;
+        this.forceHttps = this.config.forceHttps;
+        this.url = new URLWrapper(this.config || {});
+        this.codec = this.url.codec;
+        this.cookies = new CookieRewriter(this);
+        this.css = new CSSRewriter(this);
+        this.js = new JSRewriter(this);
+        this.html = new HTMLRewriter(this);
+    };
+};  
+ 
+module.exports = Rewrite;