Fix compiler errors on windows
Fix compiler errors on windows

src/ds3.c:
	o Use a guint instead of a uint for an iterator variable
	o Add various casts

shabtaisharon/ds3_c_sdk,DenverM80/ds3_c_sdk,robertgrimm/ds3_c_sdk,robertgrimm/ds3_c_sdk,SpectraLogic/ds3_c_sdk,TigerTechnology/ds3_c_sdk,rpmoore/ds3_c_sdk,SpectraLogic/ds3_c_sdk,shabtaisharon/ds3_c_sdk,SpectraLogic/ds3_c_sdk,TigerTechnology/ds3_c_sdk,robertgrimm/ds3_c_sdk,chanchett/ds3_c_sdk,rpmoore/ds3_c_sdk,chanchett/ds3_c_sdk,chanchett/ds3_c_sdk,DenverM80/ds3_c_sdk,robertgrimm/ds3_c_sdk,TigerTechnology/ds3_c_sdk,rpmoore/ds3_c_sdk,DenverM80/ds3_c_sdk,shabtaisharon/ds3_c_sdk,TigerTechnology/ds3_c_sdk,SpectraLogic/ds3_c_sdk,DenverM80/ds3_c_sdk