Log Message:
py-pypiserver: updated to 1.4.2

1.4.2 (2020-10-10)
------------------
- FIX: The entrypoint for the Dockerfile was failing when called with no
  arguments

1.4.1 (2020-10-05)
------------------
- FIX: The entrypoint for the Dockerfile no longer tries to `chown` the
  entire `/data` directory, instead limiting itself just to `/data/packages`
  as before.

1.4.0 (2020-10-03)
------------------
- DOC: Add docker-compose example with HTTPS configuration using Traefix
- DOC: Add link to zulip chat to README (aa2d78c)
- DOC: Documentation for running as a service in windows
- DOC: Fix typo in README HTML
- DOC: Moved flask-pypi-proxy and pip2pi to a new "Unmaintained or \ 
archived" section
- DOC: Slightly clarify the relationship to warehouse.
- ENH: Add ignore list for the update command
- ENH: Add official support and testing for Python 3.8
- ENH: Allow configuration of logging stream
- ENH: Include watchdog to enable caching in docker image
- FIX: Cherrypy import for newer versions of cherrypy in vendored bottle.py
- FIX: Improved permissions management in Dockerfile
- FIX: Usage of string formatting in HTTPError
- MAINT: Update bottle to \ 
[0.12.18](https://github.com/bottlepy/bottle/releases/tag/0.12.18)
- MAINT: Use Python 3.8 in Dockerfile
- MAINT: bump version of passlib from 1.7.1 to 1.7.2 in Docker requirements
- MAINT: drop official support for Python 3.4