Included 2 important settings and changed requirements files way
Test subscription
Included sslify in prod requirements. Now need to set a prod settings with its MiddleWare
Test send newsletter with successful submissions passed
Test send newsletter with new submissions passed
Setting a default value for file field to not leave it blank. Still need to solve this in order not to have a default value #27
Fefactored filter restriction queryset to check account from accountuser or accountgroup
Finish tests for subscription and newsletter
Merge branch 'development' into newsletter
Refactored resource sites field test routine
Refactored submissions
Merge pull request #31 from henriquecf/newsletter

Newsletter
Changed the way to get a serializer for tests with file in File Model. The serializer for tests now lets the file field blank, and the normal does not. #27
Created settings to support browsable api
Moved urls, wsgi and settings alt of publication app
Changed default settings in environment to prod_settings
Finished newsletter tests
Separeted settings for development and production. Prepared project to work on Heroku.
Changed is_active, last_login and date_joined in user serializer to read_only
Adapted resource sites field default in post save to get the HTTP_HOST in production or NAME_SERVER in tests