Migrate info tables to JSONB format.
Migrate info tables to JSONB format.

NOTE: this will only delete the materialed view users_rank. If you have
your own leaderboards based on info keys of the user, then you will have
to delete them manually or it will fail. Then, your background jobs will
recreate them.

Scifabric/pybossa,PyBossa/pybossa,Scifabric/pybossa,PyBossa/pybossa