[share] allow user to ad password for shared upload link
[share] allow user to add password for shared link
api call to rename repo
add api call to add user profile
api call to add a group
return newly created group_id
api calls to add/remove group members
[repo] added new password setting
add apis calls DownloadPrivateSharedFileView & DownloadSharedFileView
Fix error messages
[message] integrate group discussion into personal discussion listing page
[message] allow user to remove personal discussion
Use ajax to fetch group/share repos in myhome
[api2] Add apis for messages, optimize coding
Add File Detail Api Call
Fixed log out error
Update code check script
Merge branch 'share_passwd' of git://github.com/swpd/seahub into swpd-share_passwd

Conflicts:
	seahub/settings.py
	seahub/share/views.py
Refactor password protected link
Merge branch 'change_passwd' of git://github.com/swpd/seahub into swpd-change_passwd

Conflicts:
	seahub/views/__init__.py