Lipu Fei 9aea0e5109 Fix quality lookup logic for extruders
CURA-5694

 - Add convenience functions into GlobalStack
 - Use "has_variants" and "has_materials" instead of
 "has_variant_materials"
 - Remove "has_variant_materials"
 - For extruder qualities, skip global qualities if the machine has
   variants or materials
2018-09-06 08:12:55 +02:00
..
2018-08-08 23:23:32 +02:00