[fileupload] improved 'add file'
[sysadmin] Check org creator when removing user
[sysadmin] Show org name when list users
[repo] fixed 'mv/cp' bug
[online GC] modified it.
added i18n.html
[i18n] Update zh_CN
[api] Fix bug in set repo passwod
[base] Fix bug in convert email to id
Merge branch '3.1'
modified UI of 'back to library' on some pages
[top nav] use 'hover' instead of 'click' to show group-list popup
[header] added 'triangle' to popups
[org] improve org feature
[org] imporve org feature

Show origin org-name at rename-org page
User can not transfer repo to a org-user(repo-setting page)
improved popup triangles UI
[org-info] add 'back to org'
[org] Change sys-org-info.html to sys-org-info-base.html
Merge branch '3.1'
[repo] fixed a bug for 'list_dir_more'