commented abstract in subset_countries process
commented abstract in subset_countries process

KatiRG/flyingpigeon,KatiRG/flyingpigeon,sradanov/flyingpigeon,sradanov/flyingpigeon,sradanov/flyingpigeon,bird-house/flyingpigeon,sradanov/flyingpigeon,KatiRG/flyingpigeon,KatiRG/flyingpigeon,KatiRG/flyingpigeon,sradanov/flyingpigeon