Massive emails limitation
Migration of massive emails limitation
Improvements in the massive emails
Add structure of the global email massive and global annoucement massive
First version to global massive email
Add the migration
Last details to the global massive emails feature
Now the course is not required to create a new announcement. And refactor creating a MassiveGlobalAdmin class
Now is possible to create a global announcements
Details
Merge branch 'master' into feature-massive-mail
Added user profile with last_announcement field
Public views of the announcements
Ajax view to the announcements
Update the layoutD
Breadcrumbs of announcements views
Pagination the announcements view, and fix error if the user is an anonymous user
Update the version of django-grappelli: https://github.com/sehmaschine/django-grappelli/issues/418 In this version is easier overwrite the user action
Feeds to portal announcements
Spanish translations of global massive emails, global massive announcements and limitation of the emails  per course