[SD] remove unused code.
Merge branch 'master' of github.com:bcc0421/SmartData
Merge branch 'master' of github.com:bcc0421/SmartData
Merge branch 'master' of github.com:bcc0421/SmartData
Merge branch 'master' of github.com:bcc0421/SmartData
[SD] add update userpassword page .