Changelog since previous version
* Config file format changes: section `ispyb_mysql_sp` renamed to `ispyb_mariadb_sp` (breaking change)
* New reconnection parameters in config file (`reconn_attempts` and `reconn_delay`)
* New methods for:
* storing x-ray centring results
* retrieving persons on a session
* un-assigning all containers on a certain beamline
* `update_container_assign` now returns the `containerId` and the new `containerStatus`
* Authorisation built into the queries for relevant stored procedures
* Exceptions improved
* Utilising the `testdb` fixture for most test
* Removed:
* mxprocessing: `upsert_program` replaced with `upsert_program_ex` (breaking change)
* processing interface: removed `get_processing_job` (breaking change)