Added key bindings to the undo, save and help actions. (#1480)
Added key bindings to the undo, save and help actions. (#1480)



Former-commit-id: 89bdee993ca563fbcf191c4f28e0c691cbfcc182
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox