update version to v4.1.2
update version to v4.1.2

SpectraLogic/ds3_net_sdk,shabtaisharon/ds3_net_sdk,RachelTucker/ds3_net_sdk,shabtaisharon/ds3_net_sdk,RachelTucker/ds3_net_sdk,SpectraLogic/ds3_net_sdk,RachelTucker/ds3_net_sdk,shabtaisharon/ds3_net_sdk,SpectraLogic/ds3_net_sdk