Fix reading of null chars in Console.ReadLine on Unix
Fix reading of null chars in Console.ReadLine on Unix

nbarbettini/corefx,wtgodbe/corefx,seanshpark/corefx,ericstj/corefx,yizhang82/corefx,mmitche/corefx,billwert/corefx,elijah6/corefx,parjong/corefx,YoupHulsebos/corefx,krk/corefx,wtgodbe/corefx,krk/corefx,Ermiar/corefx,jlin177/corefx,cydhaselton/corefx,richlander/corefx,the-dwyer/corefx,alexperovich/corefx,seanshpark/corefx,tijoytom/corefx,ericstj/corefx,JosephTremoulet/corefx,gkhanna79/corefx,nchikanov/corefx,rjxby/corefx,YoupHulsebos/corefx,DnlHarvey/corefx,jlin177/corefx,the-dwyer/corefx,rahku/corefx,nchikanov/corefx,mazong1123/corefx,marksmeltzer/corefx,rahku/corefx,marksmeltzer/corefx,yizhang82/corefx,krk/corefx,axelheer/corefx,MaggieTsang/corefx,shimingsg/corefx,twsouthwick/corefx,alexperovich/corefx,BrennanConroy/corefx,ptoonen/corefx,ericstj/corefx,stone-li/corefx,richlander/corefx,ViktorHofer/corefx,zhenlan/corefx,yizhang82/corefx,shimingsg/corefx,ericstj/corefx,shimingsg/corefx,jlin177/corefx,alexperovich/corefx,marksmeltzer/corefx,fgreinacher/corefx,mmitche/corefx,billwert/corefx,Petermarcu/corefx,mmitche/corefx,krytarowski/corefx,nchikanov/corefx,weltkante/corefx,the-dwyer/corefx,JosephTremoulet/corefx,JosephTremoulet/corefx,YoupHulsebos/corefx,stone-li/corefx,Petermarcu/corefx,ravimeda/corefx,mmitche/corefx,dhoehna/corefx,DnlHarvey/corefx,mazong1123/corefx,the-dwyer/corefx,rubo/corefx,tijoytom/corefx,zhenlan/corefx,DnlHarvey/corefx,krytarowski/corefx,weltkante/corefx,gkhanna79/corefx,dhoehna/corefx,Ermiar/corefx,cydhaselton/corefx,Jiayili1/corefx,JosephTremoulet/corefx,rjxby/corefx,nbarbettini/corefx,seanshpark/corefx,mmitche/corefx,krytarowski/corefx,Petermarcu/corefx,marksmeltzer/corefx,DnlHarvey/corefx,ViktorHofer/corefx,richlander/corefx,nchikanov/corefx,ViktorHofer/corefx,ravimeda/corefx,weltkante/corefx,gkhanna79/corefx,cydhaselton/corefx,seanshpark/corefx,lggomez/corefx,dhoehna/corefx,yizhang82/corefx,JosephTremoulet/corefx,ptoonen/corefx,rahku/corefx,billwert/corefx,twsouthwick/corefx,rjxby/corefx,stephenmichaelf/corefx,weltkante/corefx,gkhanna79/corefx,fgreinacher/corefx,nbarbettini/corefx,cydhaselton/corefx,shimingsg/corefx,billwert/corefx,krk/corefx,lggomez/corefx,krk/corefx,krytarowski/corefx,tijoytom/corefx,dotnet-bot/corefx,mazong1123/corefx,lggomez/corefx,Petermarcu/corefx,parjong/corefx,ravimeda/corefx,wtgodbe/corefx,jlin177/corefx,MaggieTsang/corefx,tijoytom/corefx,ptoonen/corefx,weltkante/corefx,Jiayili1/corefx,zhenlan/corefx,Ermiar/corefx,ptoonen/corefx,marksmeltzer/corefx,axelheer/corefx,nbarbettini/corefx,BrennanConroy/corefx,seanshpark/corefx,krk/corefx,nbarbettini/corefx,Ermiar/corefx,twsouthwick/corefx,dotnet-bot/corefx,twsouthwick/corefx,axelheer/corefx,rjxby/corefx,zhenlan/corefx,richlander/corefx,ravimeda/corefx,shimingsg/corefx,ravimeda/corefx,shimingsg/corefx,rjxby/corefx,parjong/corefx,DnlHarvey/corefx,dotnet-bot/corefx,YoupHulsebos/corefx,tijoytom/corefx,parjong/corefx,alexperovich/corefx,yizhang82/corefx,rubo/corefx,jlin177/corefx,tijoytom/corefx,axelheer/corefx,nbarbettini/corefx,wtgodbe/corefx,elijah6/corefx,dotnet-bot/corefx,yizhang82/corefx,ptoonen/corefx,ericstj/corefx,richlander/corefx,Jiayili1/corefx,rahku/corefx,krytarowski/corefx,tijoytom/corefx,lggomez/corefx,billwert/corefx,nbarbettini/corefx,the-dwyer/corefx,Ermiar/corefx,elijah6/corefx,BrennanConroy/corefx,twsouthwick/corefx,dhoehna/corefx,ptoonen/corefx,YoupHulsebos/corefx,Petermarcu/corefx,shimingsg/corefx,ViktorHofer/corefx,alexperovich/corefx,jlin177/corefx,cydhaselton/corefx,dotnet-bot/corefx,ericstj/corefx,rjxby/corefx,axelheer/corefx,MaggieTsang/corefx,Petermarcu/corefx,stone-li/corefx,parjong/corefx,richlander/corefx,zhenlan/corefx,YoupHulsebos/corefx,stephenmichaelf/corefx,gkhanna79/corefx,stephenmichaelf/corefx,stone-li/corefx,wtgodbe/corefx,rubo/corefx,rahku/corefx,MaggieTsang/corefx,Jiayili1/corefx,billwert/corefx,twsouthwick/corefx,alexperovich/corefx,billwert/corefx,nchikanov/corefx,krytarowski/corefx,lggomez/corefx,JosephTremoulet/corefx,ericstj/corefx,krk/corefx,DnlHarvey/corefx,gkhanna79/corefx,elijah6/corefx,ptoonen/corefx,marksmeltzer/corefx,Jiayili1/corefx,dotnet-bot/corefx,alexperovich/corefx,parjong/corefx,DnlHarvey/corefx,krytarowski/corefx,mazong1123/corefx,mmitche/corefx,the-dwyer/corefx,stephenmichaelf/corefx,fgreinacher/corefx,mmitche/corefx,ViktorHofer/corefx,mazong1123/corefx,stephenmichaelf/corefx,axelheer/corefx,rjxby/corefx,nchikanov/corefx,stone-li/corefx,twsouthwick/corefx,elijah6/corefx,ravimeda/corefx,Ermiar/corefx,Petermarcu/corefx,stone-li/corefx,ViktorHofer/corefx,JosephTremoulet/corefx,rubo/corefx,Ermiar/corefx,elijah6/corefx,rahku/corefx,seanshpark/corefx,gkhanna79/corefx,Jiayili1/corefx,rahku/corefx,mazong1123/corefx,MaggieTsang/corefx,marksmeltzer/corefx,cydhaselton/corefx,dhoehna/corefx,weltkante/corefx,ravimeda/corefx,MaggieTsang/corefx,cydhaselton/corefx,nchikanov/corefx,weltkante/corefx,fgreinacher/corefx,zhenlan/corefx,YoupHulsebos/corefx,wtgodbe/corefx,Jiayili1/corefx,jlin177/corefx,richlander/corefx,the-dwyer/corefx,stephenmichaelf/corefx,dhoehna/corefx,stephenmichaelf/corefx,MaggieTsang/corefx,mazong1123/corefx,parjong/corefx,ViktorHofer/corefx,dhoehna/corefx,rubo/corefx,lggomez/corefx,elijah6/corefx,dotnet-bot/corefx,wtgodbe/corefx,yizhang82/corefx,lggomez/corefx,zhenlan/corefx,seanshpark/corefx,stone-li/corefx