Add punishment code if no data has been sent.
i'm about to support real time traffic.
about to write code to parse buffer and get IP packets.
fixed wrong created dep files.
comply with TCP 11 standard state diagram more strictly.
give only one chance for peer's FIN to be acked.
dispel tcpsessions sending no data in a long time.
increase the sliding window carefully.
fix a bug in check_ippkts_continuity.
give up writting complex logic, keep it simple.
alas, realtime traffic flow.
specify if switch on random source port generation on the cmdline.
works on realtime traffic is fine now.

Conflicts:
	tcpsession.cpp
Fix a tricky bug of expanding sliding window.
tcp_content* variables and method names related are changed to tcp_payload.
Fix the tricky bug of expanding sliding window AGAIN.
moderate modification of function to compute the checksum.
ignore ip packets whose src port is less than 1024.
tcpgo is a alias for horos. the new name is much easier to remember.
I changed my email address.