Made AuthorRestriction inherit from Resource
Removed Site and AccountSite APIs
Removed Permission API
Merge pull request #112 from henriquecf/104-move-custom-filters-to-models

104 move custom filters to models
Owner now does not need to be staff anymore. Every user of the API will be controlled just by permissions
closed #102
Merge pull request #113 from henriquecf/102-owner-app-accessing-admin

102 owner app accessing admin
Included content field in Publication model and closed #105
Merge pull request #114 from henriquecf/105-include-content-field-in-publication

Included content field in Publication model and closed #105
Merged master in #107