Unit tests for new API cookie secure mode
Every TaskRun POST now needs a secured cookie. Fixes #596
Unit Tests for Model constrains
Convert empty strings into None to trigger IntegrityError
Alter table to support new constrains
Changelog for version v0.2.3
Add security notes regarding the new cookie system based
Merge pull request #636 from PyBossa/issue-596-automatic-tasks

Issue 596 automatic tasks