Created buttons managing meaning of pictures
Created buttons managing meaning of pictures


Former-commit-id: 878b9dbb155ad876b234142c2ee6c6dc795b2dfb
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox