BUG: Replace sed by ex for portability
BUG: Replace sed by ex for portability

InsightSoftwareConsortium/ITK,hjmjohnson/ITK,vfonov/ITK,thewtex/ITK,hjmjohnson/ITK,thewtex/ITK,malaterre/ITK,LucasGandel/ITK,BRAINSia/ITK,Kitware/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,LucasGandel/ITK,malaterre/ITK,richardbeare/ITK,vfonov/ITK,hjmjohnson/ITK,thewtex/ITK,vfonov/ITK,InsightSoftwareConsortium/ITK,vfonov/ITK,vfonov/ITK,BRAINSia/ITK,InsightSoftwareConsortium/ITK,hjmjohnson/ITK,InsightSoftwareConsortium/ITK,malaterre/ITK,BRAINSia/ITK,thewtex/ITK,Kitware/ITK,LucasGandel/ITK,vfonov/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,BRAINSia/ITK,Kitware/ITK,BRAINSia/ITK,richardbeare/ITK,malaterre/ITK,richardbeare/ITK,malaterre/ITK,InsightSoftwareConsortium/ITK,richardbeare/ITK,LucasGandel/ITK,hjmjohnson/ITK,BRAINSia/ITK,malaterre/ITK,Kitware/ITK,malaterre/ITK,Kitware/ITK,vfonov/ITK,LucasGandel/ITK,thewtex/ITK,hjmjohnson/ITK,malaterre/ITK,richardbeare/ITK,richardbeare/ITK,LucasGandel/ITK,vfonov/ITK,vfonov/ITK,richardbeare/ITK,BRAINSia/ITK,LucasGandel/ITK,LucasGandel/ITK,Kitware/ITK,malaterre/ITK,Kitware/ITK,hjmjohnson/ITK