Build volume is now correctly drawn if there is no object & bed adhesion is none
Build volume is now correctly drawn if there is no object & bed adhesion is none

CURA-2625

Curahelper/Cura,hmflash/Cura,fieldOfView/Cura,ynotstartups/Wanhao,hmflash/Cura,Curahelper/Cura,ynotstartups/Wanhao,fieldOfView/Cura