Add widget for handling set_coreloss_edge_onset#7

magnunor wants to merge 4 commits intohyperspy:mainhyperspy/hyperspy_gui_ipywidgets:mainfrom

magnunor:NEW_set_coreloss_edge_onsetmagnunor/hyperspy_gui_ipywidgets:NEW_set_coreloss_edge_onsetCopy head branch name to clipboard