1.change to use chokidar for watch files; 2.Complete add files and rm files handle; 3.Fix bug : Crash when DB is empty
Merge pull request #98 from shuanzi/Data#40_xiquan

Data#40_Xiquan->wangfeng
OK
1.change to use chokidar for watch files; 2.Complete add files and rm files handle; 3.Fix bug : Crash when DB is empty
Revert "1.change to use chokidar for watch files; 2.Complete add files and rm files handle; 3.Fix bug : Crash when DB is empty"

This reverts commit a065f9ecbdd25ae80d928beade3f4adae9fbd5bf.
Change to use chokidar for watch files
Merge branch 'Data' of ssh://github.com/IbpTeam/demo-rio into data#40_wangfeng
1.change to use chokidar for watch files; 2.Complete add files and rm files handle; 3.Fix bug : Crash when DB is empty
Merge branch 'data#40_wangfeng' of github.com:v11985/demo-rio into data#40_wangfeng
Merge pull request #100 from shuanzi/Data#40_xiquan

Data#40_xiquan->jianmin
Merge branch 'Data' of ssh://github.com/IbpTeam/demo-rio into data#40_wangfeng
Merge pull request #101 from v11985/data#40_wangfeng

Data#40 wangfeng->yuanzhe
Fix bug : start two monitor at first run
Merge branch 'Data' of ssh://github.com/IbpTeam/demo-rio into data#40_wangfeng
Merge pull request #102 from v11985/data#40_wangfeng

Data#40 wangfeng ->yuanzhe
Merge branch 'Data' of ssh://github.com/IbpTeam/demo-rio into Data#40_xiquan
Data#40_xiquan:update数据据同步新框架;建立数据的linklist;待合并测试。