DOC: msct_image: added TODO
DOC: msct_image: added TODO

Former-commit-id: eb1aeda2e83e4bf9592e628e46799e69991acc35 [formerly 7ff738725c51799acf58f93ddd9ec70cb6f0835a]
Former-commit-id: 476ac0e0b4b4eea418f79946372b4591239020b8
Former-commit-id: dd941e6eb686ef6ef669f8390e154c7c917b4565
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox