update init mail
add conference sync, cleanup
bugfix
fix init account
fix rooms
fix RPC conference pull
fix no professor, etc..
fix no date
add department
fix
add department to conf API
add DEBUG to import pb users
user list: fix course filter
begin to update conf import
fix student mail addresses
fix conf import, add tools
fix js
fix (old) crfpa import
fix hidden files
add jqchat broadcast message command
add broadcast message