refactored TCP/IP stack

src/main.c

src/proto-banner1.h

src/proto-ftp.c

src/proto-http.c

src/proto-imap4.c

src/proto-interactive.c

src/proto-interactive.h

src/proto-ntlmssp.c

src/proto-pop3.c

src/proto-smb.c

src/proto-smtp.c

src/proto-ssh.c

src/proto-ssl.c

src/proto-tcp-telnet.c

src/proto-tcp.c

src/proto-tcp.h

src/proto-vnc.c