Make "explanation" paragraphs emphasized in tutorials

Improve tutorials based on user feedback

Tutorials for DB Editor basic usage (#3304)

Added more DB Editor tutorials to User guide

Added two Databe Editor tutorials to docs.

Fixed a link

Document issues with running on Fedora Linux

Fix minor warnings in unit tests (#3303)

Add windows-latest x Python 3.14 back to unit test matrix

Remove unused import

Remove forgotten debugging call to print()

Fix warning in unit test

Fix warnings from unit tests

Remove unused fixtures from fixture declaration

Improve test cleanup