Fix writeLine to transform the points
Fix writeLine to transform the points

The transform scales the line to the proper scale, to match the scale of the viewport.

ROBO3D/CuraEngine,Ultimaker/CuraEngine,Ultimaker/CuraEngine,alephobjects/CuraEngine,markwal/CuraEngine,alephobjects/CuraEngine,alephobjects/CuraEngine,markwal/CuraEngine,pratikshashroff/pcura,markwal/CuraEngine,ROBO3D/CuraEngine,totalretribution/CuraEngine,pratikshashroff/pcura,totalretribution/CuraEngine,ROBO3D/CuraEngine,totalretribution/CuraEngine,pratikshashroff/pcura