model/trace: Add comment to "distance" field
model/trace: Add comment to "distance" field

skylines-project/skylines,shadowoneau/skylines,shadowoneau/skylines,shadowoneau/skylines,RBE-Avionik/skylines,skylines-project/skylines,shadowoneau/skylines,Turbo87/skylines,Harry-R/skylines,RBE-Avionik/skylines,Turbo87/skylines,RBE-Avionik/skylines,Turbo87/skylines,Harry-R/skylines,Harry-R/skylines,skylines-project/skylines,Turbo87/skylines,skylines-project/skylines,RBE-Avionik/skylines,Harry-R/skylines