In virtual mode we can NOT read digital / analog IN at all. Thus prevent segfault from reading from uninitialized address.

See merge request !12

Test: Program is tested locally with laptop.

        modified:   server.c

Test: Program is tested locally with laptop.

        modified:   server.c

Test: Program is tested locally with laptop.

        modified:   server.c

Test: Program is tested locally with laptop.

        modified:   server.c

See merge request !11

Username / Passwords are dynamic variables we got from command line and not constantants. Thus adjust.

See merge request !10

By default runtime tics in miliseconds, no need to wait for 5s as everything is usually much faster.