Explicit configuration

[sbellem]

Addresses #382 and resolves #378.

This PR is for commit 139a149. The other commits belong to #386 and #384.

This is to be merged only after #386 and #384.

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (dev@4e5553e). Click here to learn what that means. The diff coverage is n/a.

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  Hits           ?        4227           
  Misses         ?        1078           
  Partials       ?         171

[sbellem]

Pull requests must be made from initc3 org otherwise docker actions such as pushes do not work.

Please note that encrypted environment variables are not available for pull requests from forks.

-- https://docs.travis-ci.com/user/encryption-keys/

Will close this one and re-open from initc3 repo.