Improve configure autodetection

Heiko Appelrequested to merge
425-Improve-configure-autodetection into develop

Description

Several libraries are currently not detected on Debian Buster or Ubuntu 20.04. when octopus is configured with no additional configure arguments besides prefix and enable-mpi. This MR improves the autodetection in this case.

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Checklist

  • I have checked that my code follows the Octopus coding standards
  • I have added tests for all the new features added in this request.

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