update

Signed-off-by: 商讯在线 <swhbox@foxmail.com>
add package:validation

Signed-off-by: 商讯在线 <swhbox@foxmail.com>
add UrlFor

Signed-off-by: 商讯在线 <swhbox@foxmail.com>
add new hook

Signed-off-by: 商讯在线 <swhbox@foxmail.com>
Merge pull request #19 from admpub/master

update