[W47] chens: 11/17 - 11/21
[W47] dwi2: 2014-11-17 ~ 2014-11-21
Merge pull request #49 from shamenchens/Nov17-Nov21

[W47] chens: 11/17 - 11/21
Merge pull request #50 from dwi2/20141117

[W47] dwi2: 2014-11-17 ~ 2014-11-21