Fix error when metroc lines are loaded as buffer and split (string method) is called on it.
Fix error when metroc lines are loaded as buffer and split (string method) is called on it.

gcochard/graphite-beacon,ViaSat/graphite-beacon,peterkshultz/graphite-beacon,ViaSat/graphite-beacon,gcochard/graphite-beacon,fried-sausage/graphite-beacon,boomtrain/graphite-beacon,tpeng/graphite-beacon,pirogoeth/graphite-beacon,OnBloom/graphite-beacon,YuriyIlyin/graphite-beacon,YuriyIlyin/graphite-beacon,boomtrain/graphite-beacon,gcochard/graphite-beacon,fried-sausage/graphite-beacon,pirogoeth/graphite-beacon,tpeng/graphite-beacon,klen/graphite-beacon,ViaSat/graphite-beacon,peterkshultz/graphite-beacon,klen/graphite-beacon,peterkshultz/graphite-beacon,klen/graphite-beacon,fried-sausage/graphite-beacon,tpeng/graphite-beacon,OnBloom/graphite-beacon,YuriyIlyin/graphite-beacon,OnBloom/graphite-beacon,pirogoeth/graphite-beacon,boomtrain/graphite-beacon