Layer Pairs Export File for PCB: C:\HTL\5AHEL\DA\github\audio-synth\dev\general\MainSys\MAIN.PcbDoc
LayersSetName=Top_Bot_Thru_Holes|DrillFile=main-roundholes.txt|DrillLayers=gtl,g1,g2,gbl
LayersSetName=Top_Bot_Slot_Holes|DrillFile=main-slotholes.txt|DrillLayers=gtl,g1,g2,gbl