branch master updated (0fa4702 -> 488ea71)

[Christopher Baines]

cbaines pushed a change to branch master
in repository guix.

      from  0fa4702   gnu: r-minimal: Respect SOURCE_DATE_EPOCH in srcfile.
       new  936e7a5   services: Rework the PostgreSQL config file to use a 
record type.
       new  69f7cf2   tests: databases: Add a system test for PostgreSQL.
       new  488ea71   services: databases: Add postgresql-configuration record 
exports.

The 3 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/services/databases.scm | 93 ++++++++++++++++++++++++++++++++++++----------
 gnu/tests/databases.scm    | 55 +++++++++++++++++++++++++++
 2 files changed, 128 insertions(+), 20 deletions(-)