Autoseed, Footprintinit, and 1/2 of Findimageoverlaps (#3688)

* Initial stab at converting autoseed which includes findimageoverlaps and footprintinit (eventually)

* Finished autoseed test and added footprintinit test

* Finished autoseed and footprintinit tests

* Updated autoseed, and tests and addressed PR feedback

* Updated footprintinit from feedback

* Updated findimageoverlaps based on feedback

* Moved enum into the namespace

* Adding overlaps list file to data, fixtures, and tests

* Fixed path pointing to the wrong file

* Finished last autoseed test

* Updated autoseed test

* Removed unnecessary temp file and renamed footprintinit test