Merge pull request #39 from JohnCny/master

merge
Merge pull request #40 from JohnCny/master

merge
Merge pull request #41 from JohnCny/master

merge
[mod]权限(后台)
[mod]几个bug
[mod]遗漏
Merge pull request #42 from JohnCny/master

merge
Merge pull request #60 from tanwh/master

[mod]权限后台[mod]几个bug