Merge pull request #45 from runfriends/master

as required by leader, i changed single thread pool into a wild thead in...
Merge pull request #46 from wdw1206/master

druid1.0.12已发布，支持insert into...values(),()...的代码放开
Merge branch 'master' of https://github.com/MyCATApache/Mycat-Server