Absolute and Baseline D update on shift change
Merge branch 'GMP-336' of https://github.com/jdbrown-USGS/geomag-baseline-calculator into jdbrown-USGS-GMP-336
Adding PdoSessionHandler from Symfony project
Add PdoSessionHandler to lib includes
Add pre-install configuration and installation of sessions database
Add sessions.db to git ignore
Register database session handler, when DSN is configured
Wrap text in license file