Merge branches 'dev' and 'dev' of github.com:xHFT/pencilme-dev into dev
delete attendees in one time, and check if the sent the messages to the invitee before.
update invitee batch delete function
add stream activate on home page
use django-celery send mail async
update the email templates for event
fix event start can large than end time issue
add font awesome
use restful message api
use restful message api
add celery ect files
celery wsgi config
change the email template in html
Merge pull request #48 from xHFT/issues/47

Issues/47