fix DONE bug when all events are in the warmup period
fix DONE bug when all events are in the warmup period

semio/zipline,keir-rex/zipline,joequant/zipline,umuzungu/zipline,umuzungu/zipline,jimgoo/zipline-fork,magne-max/zipline-ja,YuepengGuo/zipline,michaeljohnbennett/zipline,jimgoo/zipline-fork,wilsonkichoi/zipline,ronalcc/zipline,wubr2000/zipline,mattcaldwell/zipline,semio/zipline,grundgruen/zipline,sketchytechky/zipline,alphaBenj/zipline,wubr2000/zipline,humdings/zipline,quantopian/zipline,stkubr/zipline,ronalcc/zipline,aajtodd/zipline,keir-rex/zipline,bartosh/zipline,magne-max/zipline-ja,davidastephens/zipline,joequant/zipline,kmather73/zipline,CDSFinance/zipline,euri10/zipline,Scapogo/zipline,dmitriz/zipline,MonoCloud/zipline,stkubr/zipline,CDSFinance/zipline,dhruvparamhans/zipline,ChinaQuants/zipline,StratsOn/zipline,dmitriz/zipline,humdings/zipline,CarterBain/AlephNull,otmaneJai/Zipline,ChinaQuants/zipline,sketchytechky/zipline,chrjxj/zipline,gwulfs/zipline,iamkingmaker/zipline,zhoulingjun/zipline,jordancheah/zipline,morrisonwudi/zipline,florentchandelier/zipline,mattcaldwell/zipline,nborggren/zipline,chrjxj/zipline,nborggren/zipline,dhruvparamhans/zipline,bartosh/zipline,aajtodd/zipline,erikness/AlephOne,enigmampc/catalyst,davidastephens/zipline,YuepengGuo/zipline,zhoulingjun/zipline,grundgruen/zipline,cmorgan/zipline,quantopian/zipline,CarterBain/AlephNull,DVegaCapital/zipline,jordancheah/zipline,dkushner/zipline,erikness/AlephOne,morrisonwudi/zipline,alphaBenj/zipline,MonoCloud/zipline,dkushner/zipline,otmaneJai/Zipline,iamkingmaker/zipline,enigmampc/catalyst,florentchandelier/zipline,gwulfs/zipline,wilsonkichoi/zipline,AlirezaShahabi/zipline,Scapogo/zipline,DVegaCapital/zipline,AlirezaShahabi/zipline,kmather73/zipline,StratsOn/zipline,cmorgan/zipline,euri10/zipline,michaeljohnbennett/zipline