Ability to use the old Chainpad server in parallel of the netflux server

ChainPadSrv.js

@@ -177,6 +177,7 @@ var create = module.exports.create = function (socketServer, store) {
     };
 
     socketServer.on('connection', function(socket) {
+        if(socket.upgradeReq.url !== '/cryptpad_websocket_old') { return; }
         socket.on('message', function(message) {
             try {
                 handleMessage(ctx, socket, message);

server.js

@@ -84,5 +84,6 @@ var wsSrv = new WebSocketServer(wsConfig);
 Storage.create(config, function (store) {
     console.log('DB connected');
     NetfluxSrv.run(store, wsSrv);
+    ChainPadSrv.create(wsSrv, store);
     WebRTCSrv.run(wsSrv);
 });