JSON: made layer height max value warning depend on nozzle size (CURA-876)
JSON: made layer height max value warning depend on nozzle size (CURA-876)

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