Makes reagent transfer logging easier to read. (#46406)
Makes reagent transfer logging easier to read. (#46406)

* Makes reagent logging easier to read.

* Makes it work correctly for empty external list

Thunder12345/-tg-station,infinitystation/-tg-station,AnturK/-tg-station,Fox-McCloud/-tg-station,Arianya/tgstation,TalkingCactus/tgstation,Cruix/-tg-station,XDTM/tgstation,Profakos/tgstation,coiax/-tg-station,JStheguy/tgstation,PKPenguin321/-tg-station,Jordie0608/tgstation,Razharas/-tg-station,XDTM/tgstation,Cruix/-tg-station,Profakos/tgstation,Poojawa/tgstation-fork,Arianya/tgstation,Poojawa/tgstation-fork,QualityVan/tgstation,CPTANT/-tg-station,XDTM/tgstation,Jordie0608/tgstation,AnturK/-tg-station,Bawhoppen/-tg-station,TheVekter/-tg-station,Arianya/tgstation,tgstation/-tg-station,kingofkosmos/-tg-station,optimumtact/-tg-station,Fox-McCloud/-tg-station,tgstation/tgstation,Cyberboss/tgstation,optimumtact/-tg-station,AnturK/-tg-station,TalkingCactus/tgstation,SamuelRowe/-tg-station,Mark9013100/tgstation-m9,tgstation/-tg-station,SamuelRowe/-tg-station,Cyberboss/tgstation,AnturK/-tg-station,nicbn/tgstation,Cyberboss/tgstation,Cyberboss/tgstation,JJRcop/tgstation,JJRcop/tgstation,Poojawa/tgstation-fork,Thunder12345/-tg-station,JJRcop/tgstation,Jordie0608/tgstation,Bawhoppen/-tg-station,tgstation/tgstation,Jordie0608/tgstation,infinitystation/-tg-station,MrStonedOne/tgstation,PKPenguin321/-tg-station,Mark9013100/tgstation-m9,kingofkosmos/-tg-station,JStheguy/tgstation,Cruix/-tg-station,QualityVan/tgstation,JJRcop/tgstation,Thunder12345/-tg-station,Profakos/tgstation,anconfuzedrock/tgstation,nicbn/tgstation,Thunder12345/-tg-station,TalkingCactus/tgstation,PKPenguin321/-tg-station,kingofkosmos/-tg-station,Profakos/tgstation,Razharas/-tg-station,PKPenguin321/-tg-station,infinitystation/-tg-station,Razharas/-tg-station,kingofkosmos/-tg-station,CPTANT/-tg-station,Mark9013100/tgstation-m9,HippieStation/HippieStation,anconfuzedrock/tgstation,GunHog/-tg-station,Bawhoppen/-tg-station,PKPenguin321/-tg-station,coiax/-tg-station,HippieStation/HippieStation,Fox-McCloud/-tg-station,infinitystation/-tg-station,tgstation/-tg-station,infinitystation/-tg-station,optimumtact/-tg-station,MicroWorldwide/SS13-TG-station,erwgd/-tg-station,anconfuzedrock/tgstation,QualityVan/tgstation,Jordie0608/tgstation,Razharas/-tg-station,TheVekter/-tg-station,tgstation/tgstation,coiax/-tg-station,ShizCalev/tgstation,ShizCalev/tgstation,MrStonedOne/tgstation,ShizCalev/tgstation,GunHog/-tg-station,TheVekter/-tg-station,Razharas/-tg-station,MicroWorldwide/SS13-TG-station,JStheguy/tgstation,GunHog/-tg-station,CPTANT/-tg-station,XDTM/tgstation,Arianya/tgstation,TheVekter/-tg-station,CPTANT/-tg-station,MrStonedOne/tgstation,Cyberboss/tgstation,PKPenguin321/-tg-station,WJohn/-tg-station,TheVekter/-tg-station,coiax/-tg-station,GunHog/-tg-station,anconfuzedrock/tgstation,Jordie0608/tgstation,JJRcop/tgstation,JStheguy/tgstation,QualityVan/tgstation,infinitystation/-tg-station,anconfuzedrock/tgstation,PKPenguin321/-tg-station,Poojawa/tgstation-fork,AnturK/-tg-station,WJohn/-tg-station,tgstation/tgstation,Fox-McCloud/-tg-station,tgstation/-tg-station,anconfuzedrock/tgstation,CPTANT/-tg-station,XDTM/tgstation,Arianya/tgstation,MrStonedOne/tgstation,Thunder12345/-tg-station,Cruix/-tg-station,TheVekter/-tg-station,optimumtact/-tg-station,QualityVan/tgstation,Profakos/tgstation,PKPenguin321/-tg-station,JJRcop/tgstation,optimumtact/-tg-station,nicbn/tgstation,Jordie0608/tgstation,Cruix/-tg-station,Profakos/tgstation,TheVekter/-tg-station,Bawhoppen/-tg-station,HippieStation/HippieStation,Mark9013100/tgstation-m9,infinitystation/-tg-station,Poojawa/tgstation-fork,MrStonedOne/tgstation,Mark9013100/tgstation-m9,nicbn/tgstation,Razharas/-tg-station,GunHog/-tg-station,MicroWorldwide/SS13-TG-station,Profakos/tgstation,AnturK/-tg-station,Fox-McCloud/-tg-station,ShizCalev/tgstation,MicroWorldwide/SS13-TG-station,AnturK/-tg-station,MrStonedOne/tgstation,tgstation/tgstation,WJohn/-tg-station,Cruix/-tg-station,tgstation/tgstation,Razharas/-tg-station,QualityVan/tgstation,nicbn/tgstation,kingofkosmos/-tg-station,Arianya/tgstation,GunHog/-tg-station,tgstation/tgstation,Razharas/-tg-station,GunHog/-tg-station,infinitystation/-tg-station,coiax/-tg-station,Poojawa/tgstation-fork,HippieStation/HippieStation,XDTM/tgstation,tgstation/tgstation,Cyberboss/tgstation,Cruix/-tg-station,Cruix/-tg-station,Thunder12345/-tg-station,Mark9013100/tgstation-m9,Bawhoppen/-tg-station,QualityVan/tgstation,erwgd/-tg-station,coiax/-tg-station,kingofkosmos/-tg-station,SamuelRowe/-tg-station,HippieStation/HippieStation,Mark9013100/tgstation-m9,JJRcop/tgstation,Fox-McCloud/-tg-station,HippieStation/HippieStation,MicroWorldwide/SS13-TG-station,ShizCalev/tgstation,MicroWorldwide/SS13-TG-station,ShizCalev/tgstation,erwgd/-tg-station,Cyberboss/tgstation,nicbn/tgstation,Bawhoppen/-tg-station,WJohn/-tg-station,ShizCalev/tgstation,Fox-McCloud/-tg-station,ShizCalev/tgstation,optimumtact/-tg-station,WJohn/-tg-station,SamuelRowe/-tg-station,anconfuzedrock/tgstation,Arianya/tgstation,MicroWorldwide/SS13-TG-station,CPTANT/-tg-station,MrStonedOne/tgstation,coiax/-tg-station,Jordie0608/tgstation,TalkingCactus/tgstation,optimumtact/-tg-station,JStheguy/tgstation,nicbn/tgstation,JStheguy/tgstation,WJohn/-tg-station,MrStonedOne/tgstation,WJohn/-tg-station,CPTANT/-tg-station,JStheguy/tgstation,CPTANT/-tg-station,MicroWorldwide/SS13-TG-station,Bawhoppen/-tg-station,HippieStation/HippieStation,Thunder12345/-tg-station,kingofkosmos/-tg-station,Bawhoppen/-tg-station,Poojawa/tgstation-fork,XDTM/tgstation