BUG: mantis 1151-allow multiple options with GDAL_SB_EXTRA_OPTIONS
BUG: mantis 1151-allow multiple options with GDAL_SB_EXTRA_OPTIONS

orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB