JSON fix: made infill/skin overlap disabled for concentric pattern (CURA-967)
JSON fix: made infill/skin overlap disabled for concentric pattern (CURA-967)

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