OPT: msct_parser : changed the length and pad for the description lines (Fixed issue #271)
OPT: msct_parser : changed the length and pad for the description lines (Fixed issue #271)

Former-commit-id: ff7064db4b9add927351e68af821e9627792c579
Former-commit-id: dfaa45097572d2d6250d6d4bdab2ec1a1fe1f2d6
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox