Upgrade msgpack-python to 0.3.0
Upgrade msgpack-python to 0.3.0

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