wrote cluster nodes method. not complete, and has still bugs in heart-beating.
Some problems happened.
Add svr2svr Heart-beating msgs, and svr-group broadcasting msgs.
Add some method to auto-connect to other svrs.
Still some problem to solve
Some improvement in win7
fix some problems
It is very strange, that in GNU C++ in Ubuntu, inline-member funcs called by different thread will return zero values.
Broad casting is something wrong. using send instread.
Cross-Svr Connections Finished