Updated index
Delete Chening's private data
Merge branch 'master' of https://github.com/cheningD/hang-alpha1

Conflicts:
	.DS_Store
	hang-alpha1.xcodeproj/project.pbxproj
	hang-alpha1.xcworkspace/xcuserdata/nwkotto.xcuserdatad/UserInterfaceState.xcuserstate
	hang-alpha1/Base.lproj/Main.storyboard
Merge branch 'master' of https://github.com/cheningD/hang-alpha1
Updated hang list view