Log message:
Add SHA512 digests for distfiles for databases category

Problems found with existing distfiles:
	distfiles/D6.data.ros.gz
	distfiles/cstore0.2.tar.gz
	distfiles/data4.tar.gz
	distfiles/sphinx-2.2.7-release.tar.gz
No changes made to the cstore or mariadb55-client distinfo files.

Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden).  All existing
SHA1 digests retained for now as an audit trail.

Log message:
Import qore-pgsql-module-2.3nb4 as databases/qore-pgsql-module,
packaged for wip by nros.

PostgreSQL driver for Qore. It makes it possible for Qore programs to
access PostgreSQL database through the Datasource, DatasourcePool and
SQLStatement classes.