CF #28 - Start handling subscription creation with custom manager method
CF #27 - Add new permission Publication.read_full_briefme
Fix subscribe.html after merge
CF #27 - Handle group/permission assignment at subscription/unsubscription
CF #28 - fix indent
CF #28 - Comment and PEP
Merge pull request #39 from briefmnews/#28_permission_read_full_briefme

#28 permission read full briefme