Mpwt

Fix:

- issue in pyproject.toml.

Modify:

- use mpwt \_\_version\_\_ to check mpwt version (remove the use of pkg_resources to check version as it will become deprecated in the future).
- move from setup.py/setup.cfg to pyproject.toml.
- update license year.

Add:

- message if there are no source features in genbank file.

Fix:

- issue making mpwt exits when all runs are already complete.
- issue in test (wrong argument for removing PGDBs).

Modify:

- update license year.

Modify:

- decrease the number of calls to get Pathway Tools version.
- error message when not finding Pathway Tools version (issue 84).
- remove unused code.

Fix:

- issue with compressed files not being check in output folder
- issue when no arguments are given as input.
- issue when mpwt does not exit correctly when detecting an error during check input step.

Fix:

- issue with a PathoLogic's error not shown.
- issue with mpwt trying to move PGDB in output folder whereas there is already the PGDB in the output folder.