Add write is_delete in DB
Merge pull request #118 from shuanzi/Data#40_xiquan

Data#40_Xiquan->wangfeng
OK
addFolderModeView_wangyu: add folder mode view method
addFolderModeView-wangyu: add folder mode view
Merge pull request #119 from IbpTeam/addFolderModeView-wangyu

addFolderModeView-wangyu->wangfeng
OK
1.Add DB APIs: findByUri,getItemByUri  2.Modify DB API: updateItemValue  3.Modify addFile/rmFile for combine with DB  4.Fix bug: crash when open data
Merge branch 'Data' of ssh://github.com/IbpTeam/demo-rio into data#40_wangfeng
Merge pull request #117 from v11985/data#40_wangfeng

Add write is_delete in DB ->xiquan
Merge branch 'Data' of ssh://github.com/IbpTeam/demo-rio into Data#40_xiquan