Merge branch 'heshuo' into 'master'

test

See merge request !15

index.js

@@ -16,7 +16,7 @@ let fs = require("fs");
 // });
 //allow custom header and CORS
 app.all('*',function (req, res, next) {
-  res.header('Access-Control-Allow-Origin', '*');
+  res.header('Access-Control-Allow-Origin','https://livesocket.xueyoubangedu.com');
   res.header('Access-Control-Allow-Headers', 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild');
   res.header('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');