Changes in this release:
- Now using baseimage v3.5.1, which brings the following changes (since last used version):
- Image based on Alpine Linux 3.8.
- Upgraded s6-overlay to version 1.21.4.0.
- Wait for a limited time when terminating a service.
- Set and create the XDG_RUNTIME_DIR directory.
- Updated installed packages to get latest security fixes.