DOC: removed patch folder-- it shouldn't be on github because of duplications (only SF)
DOC: removed patch folder-- it shouldn't be on github because of duplications (only SF)

Former-commit-id: 90152b81965af3862866d11055957ccdad624f02
Former-commit-id: 25ccbed77240f5956b2df69fcf9717f6e5f4ad63
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox