BUG: Explicitly sort HAMMERS images and labels
BUG: Explicitly sort HAMMERS images and labels

SuperElastix/SuperElastix,SuperElastix/SuperElastix,kaspermarstal/SuperElastix,kaspermarstal/SuperElastix,SuperElastix/SuperElastix,SuperElastix/SuperElastix,kaspermarstal/SuperElastix