Fix open after running codebox

Author: SamyPesse

bin/codebox.js

@@ -67,8 +67,8 @@ program
         });
     })
     .then(function(email) {
-        var token = users[email] || Math.random().toString(36).substring(7);
-        var url = "http://localhost/"+program.port;
+        var token = opts.users[email] || Math.random().toString(36).substring(7);
+        var url = "http://localhost/"+opts.port;
 
         console.log("\nCodebox is running at", url);