Merge pull request #9 from dianping/master

from dianping to jin
Merge pull request #10 from dianping/master

from dianping to jin
Merge pull request #11 from dianping/master

from dianping to jin
Merge pull request #12 from dianping/master

from dianping to jin
fix some ut bug like unclose serversocket
revert util.java
Merge pull request #28 from cltlfcjin/master

fix some ut bug like unclosed server socket