EHN: first steps for an edsmodel
Automatic style corrections courtesy of autopep8
BUG: stack(axis='x') not working
Test
Merge branch 'BUG_stack_axis_str' into edslab
ENH: fft axis scale
Automatic style corrections courtesy of autopep8
NEW: example of plot
Automatic style corrections courtesy of autopep8
EHN: model EDS background
Automatic style corrections courtesy of autopep8