remove server check

app.cpp

@@ -140,13 +140,6 @@ void trackCircle()
 
 int main(int argc, char *argv[])
 {
-
-    if (argc != 3)
-    {
-        printf("Usage : %s <addr_ip> <port>\n", argv[0]);
-        exit(1);
-    }
-    //client = Sandbox(argv[1], atoi(argv[2]));
     client = Sandbox();
     cout << "Press: \n 0: Show difference \n 1: Show level \n";
     int f = 0;