Merge branch 'master' of github.com:IbpTeam/demo-rio into #27+wangyu
Merge branch 'master' of github.com:IbpTeam/demo-rio into #27+wangyu
Merge branch 'master' of github.com:IbpTeam/demo-rio into #27+wangyu
Merge branch 'master' of github.com:IbpTeam/demo-rio into #27+wangyu
contactIssue#47-wangyu: fix this bug
Merge pull request #48 from IbpTeam/contactIssue#47-wangyu

Contact issue#47 wangyu->wangfeng
OK