REL: Add license to module init file.
REL: Add license to module init file.

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