Progress: Continue working on completing the remove program.

Progress: Continue working on completing the remove program.

A good portion of the settings loader is simplified.

Swithc to using `fl_path_clean()` instead of `fl_path_canonical()`.
I find the shorter paths more convenient at this time than the full canonical ones.
I may add a custom option in the future that toggles on canonical paths.

Update to the latest signal handling logic.