borgmatic 1.4.1

• #229: Restore backed up PostgreSQL databases via "borgmatic restore" action. See the
  documentation for more information:
  https://torsion.org/borgmatic/docs/how-to/backup-your-databases/
• Documentation on how to develop borgmatic's documentation:
  https://torsion.org/borgmatic/docs/how-to/develop-on-borgmatic/#documentation-development