add JellyBOX machine definition file
add JellyBOX machine definition file

gantry height left to default to effectively disable one at a time
printing for now

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