fix: don't register adhesion_extruder_nr as used if adhesion_type == none (CURA-759)
fix: don't register adhesion_extruder_nr as used if adhesion_type == none (CURA-759)

Also the old line obtained brim_line_count from the global stack, while it is settable_per_extruder!
Also we now assume selecting a brim means you want to print it.
I don't think having a brim line count of zero meant that you wouldnt get a brim; the minimal brim length also plays a role...

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