add method for batch create
Merge pull request #198 from huyuanzhe/data2

Data2#153 yuanzhe->Wangfeng
when create an item, insert data into recent table
Merge pull request #199 from huyuanzhe/data2

Data2#153 yuanzhe->xiquan
Merge branch 'data2' of ssh://github.com/IbpTeam/demo-rio into data2_wangfeng
Add device.js for manage devices