Propagate the errors that occur in the dir.traversals.targets file.
Propagate the errors that occur in the dir.traversals.targets file.

We recently switch to using ErrorAndContinue and when doing so the
errors weren't propagated to the outer build. We now use the well
known msbuild property MSBuildLastTaskResult to check the result of
the last task and use that to determine if any projects failed and
if so we Error.

vidhya-bv/corefx-sorting,zmaruo/corefx,DnlHarvey/corefx,mellinoe/corefx,kkurni/corefx,nelsonsar/corefx,yizhang82/corefx,erpframework/corefx,manu-silicon/corefx,jmhardison/corefx,kyulee1/corefx,fffej/corefx,benpye/corefx,bitcrazed/corefx,nbarbettini/corefx,huanjie/corefx,dotnet-bot/corefx,mmitche/corefx,mazong1123/corefx,khdang/corefx,cartermp/corefx,gregg-miskelly/corefx,s0ne0me/corefx,erpframework/corefx,axelheer/corefx,mmitche/corefx,shiftkey-tester/corefx,iamjasonp/corefx,chaitrakeshav/corefx,kyulee1/corefx,shmao/corefx,zhenlan/corefx,chenkennt/corefx,cartermp/corefx,BrennanConroy/corefx,fgreinacher/corefx,comdiv/corefx,stephenmichaelf/corefx,chaitrakeshav/corefx,vs-team/corefx,billwert/corefx,stephenmichaelf/corefx,gkhanna79/corefx,janhenke/corefx,dsplaisted/corefx,seanshpark/corefx,Winsto/corefx,destinyclown/corefx,VPashkov/corefx,fffej/corefx,marksmeltzer/corefx,axelheer/corefx,andyhebear/corefx,akivafr123/corefx,alexperovich/corefx,nbarbettini/corefx,wtgodbe/corefx,manu-silicon/corefx,janhenke/corefx,misterzik/corefx,heXelium/corefx,seanshpark/corefx,dhoehna/corefx,pallavit/corefx,krytarowski/corefx,matthubin/corefx,krk/corefx,stephenmichaelf/corefx,ellismg/corefx,jhendrixMSFT/corefx,lydonchandra/corefx,elijah6/corefx,gkhanna79/corefx,yizhang82/corefx,billwert/corefx,larsbj1988/corefx,benpye/corefx,mellinoe/corefx,alexperovich/corefx,bpschoch/corefx,Petermarcu/corefx,690486439/corefx,rjxby/corefx,mmitche/corefx,rubo/corefx,the-dwyer/corefx,huanjie/corefx,CloudLens/corefx,PatrickMcDonald/corefx,n1ghtmare/corefx,jcme/corefx,krytarowski/corefx,manu-silicon/corefx,shana/corefx,popolan1986/corefx,tijoytom/corefx,xuweixuwei/corefx,mokchhya/corefx,heXelium/corefx,DnlHarvey/corefx,chenkennt/corefx,elijah6/corefx,nelsonsar/corefx,billwert/corefx,stormleoxia/corefx,dhoehna/corefx,rahku/corefx,Jiayili1/corefx,xuweixuwei/corefx,axelheer/corefx,shimingsg/corefx,nchikanov/corefx,mazong1123/corefx,rubo/corefx,thiagodin/corefx,ravimeda/corefx,the-dwyer/corefx,Priya91/corefx-1,JosephTremoulet/corefx,SGuyGe/corefx,twsouthwick/corefx,shrutigarg/corefx,wtgodbe/corefx,manu-silicon/corefx,claudelee/corefx,shrutigarg/corefx,ravimeda/corefx,dotnet-bot/corefx,viniciustaveira/corefx,vrassouli/corefx,the-dwyer/corefx,janhenke/corefx,Petermarcu/corefx,690486439/corefx,CloudLens/corefx,cydhaselton/corefx,dhoehna/corefx,adamralph/corefx,n1ghtmare/corefx,ViktorHofer/corefx,Winsto/corefx,690486439/corefx,andyhebear/corefx,BrennanConroy/corefx,mellinoe/corefx,KrisLee/corefx,DnlHarvey/corefx,alexandrnikitin/corefx,Chrisboh/corefx,brett25/corefx,gregg-miskelly/corefx,jhendrixMSFT/corefx,tijoytom/corefx,marksmeltzer/corefx,gkhanna79/corefx,nelsonsar/corefx,zhenlan/corefx,wtgodbe/corefx,Petermarcu/corefx,claudelee/corefx,zhangwenquan/corefx,scott156/corefx,jhendrixMSFT/corefx,YoupHulsebos/corefx,arronei/corefx,gkhanna79/corefx,SGuyGe/corefx,vs-team/corefx,gabrielPeart/corefx,marksmeltzer/corefx,gregg-miskelly/corefx,vrassouli/corefx,bitcrazed/corefx,janhenke/corefx,manu-silicon/corefx,huanjie/corefx,jeremymeng/corefx,stone-li/corefx,benpye/corefx,wtgodbe/corefx,akivafr123/corefx,Winsto/corefx,nbarbettini/corefx,ellismg/corefx,ravimeda/corefx,ptoonen/corefx,YoupHulsebos/corefx,MaggieTsang/corefx,cydhaselton/corefx,jcme/corefx,ellismg/corefx,jlin177/corefx,vs-team/corefx,dotnet-bot/corefx,VPashkov/corefx,andyhebear/corefx,Alcaro/corefx,billwert/corefx,MaggieTsang/corefx,twsouthwick/corefx,rjxby/corefx,Frank125/corefx,Jiayili1/corefx,ptoonen/corefx,benjamin-bader/corefx,YoupHulsebos/corefx,benpye/corefx,tstringer/corefx,seanshpark/corefx,lggomez/corefx,ravimeda/corefx,benpye/corefx,krk/corefx,shimingsg/corefx,rahku/corefx,anjumrizwi/corefx,misterzik/corefx,Ermiar/corefx,Petermarcu/corefx,khdang/corefx,Petermarcu/corefx,zhenlan/corefx,mafiya69/corefx,the-dwyer/corefx,axelheer/corefx,destinyclown/corefx,jhendrixMSFT/corefx,twsouthwick/corefx,vidhya-bv/corefx-sorting,mafiya69/corefx,tstringer/corefx,EverlessDrop41/corefx,rahku/corefx,richlander/corefx,weltkante/corefx,ericstj/corefx,vidhya-bv/corefx-sorting,cnbin/corefx,benpye/corefx,vijaykota/corefx,shimingsg/corefx,Jiayili1/corefx,fernando-rodriguez/corefx,Yanjing123/corefx,yizhang82/corefx,cnbin/corefx,shmao/corefx,zhenlan/corefx,lggomez/corefx,stephenmichaelf/corefx,ravimeda/corefx,mazong1123/corefx,manu-silicon/corefx,stone-li/corefx,dhoehna/corefx,vijaykota/corefx,stephenmichaelf/corefx,shana/corefx,anjumrizwi/corefx,brett25/corefx,jcme/corefx,elijah6/corefx,690486439/corefx,scott156/corefx,alexperovich/corefx,richlander/corefx,iamjasonp/corefx,cydhaselton/corefx,alexandrnikitin/corefx,thiagodin/corefx,alphonsekurian/corefx,KrisLee/corefx,nchikanov/corefx,viniciustaveira/corefx,cartermp/corefx,mafiya69/corefx,stormleoxia/corefx,gregg-miskelly/corefx,krytarowski/corefx,pgavlin/corefx,chenxizhang/corefx,dsplaisted/corefx,krytarowski/corefx,DnlHarvey/corefx,Chrisboh/corefx,benjamin-bader/corefx,Ermiar/corefx,Ermiar/corefx,parjong/corefx,comdiv/corefx,alphonsekurian/corefx,the-dwyer/corefx,tijoytom/corefx,pgavlin/corefx,mmitche/corefx,jhendrixMSFT/corefx,the-dwyer/corefx,ericstj/corefx,fffej/corefx,xuweixuwei/corefx,parjong/corefx,DnlHarvey/corefx,stephenmichaelf/corefx,Chrisboh/corefx,JosephTremoulet/corefx,dsplaisted/corefx,ericstj/corefx,cydhaselton/corefx,matthubin/corefx,lggomez/corefx,khdang/corefx,uhaciogullari/corefx,lydonchandra/corefx,bitcrazed/corefx,Yanjing123/corefx,MaggieTsang/corefx,vs-team/corefx,dkorolev/corefx,marksmeltzer/corefx,wtgodbe/corefx,rajansingh10/corefx,stone-li/corefx,SGuyGe/corefx,mazong1123/corefx,axelheer/corefx,mokchhya/corefx,elijah6/corefx,akivafr123/corefx,dkorolev/corefx,popolan1986/corefx,dkorolev/corefx,jmhardison/corefx,ViktorHofer/corefx,iamjasonp/corefx,rahku/corefx,adamralph/corefx,Frank125/corefx,Ermiar/corefx,kkurni/corefx,mafiya69/corefx,bpschoch/corefx,kyulee1/corefx,jhendrixMSFT/corefx,shiftkey-tester/corefx,adamralph/corefx,elijah6/corefx,alphonsekurian/corefx,tijoytom/corefx,YoupHulsebos/corefx,MaggieTsang/corefx,mellinoe/corefx,yizhang82/corefx,Alcaro/corefx,shiftkey-tester/corefx,cartermp/corefx,YoupHulsebos/corefx,Petermarcu/corefx,rjxby/corefx,KrisLee/corefx,ellismg/corefx,krytarowski/corefx,JosephTremoulet/corefx,erpframework/corefx,JosephTremoulet/corefx,thiagodin/corefx,dhoehna/corefx,weltkante/corefx,stormleoxia/corefx,khdang/corefx,kyulee1/corefx,Priya91/corefx-1,lydonchandra/corefx,chenxizhang/corefx,uhaciogullari/corefx,uhaciogullari/corefx,Priya91/corefx-1,Jiayili1/corefx,benjamin-bader/corefx,krk/corefx,ericstj/corefx,ellismg/corefx,jhendrixMSFT/corefx,marksmeltzer/corefx,larsbj1988/corefx,690486439/corefx,shmao/corefx,Yanjing123/corefx,ptoonen/corefx,zmaruo/corefx,shahid-pk/corefx,weltkante/corefx,seanshpark/corefx,alexperovich/corefx,alphonsekurian/corefx,rjxby/corefx,matthubin/corefx,oceanho/corefx,claudelee/corefx,uhaciogullari/corefx,akivafr123/corefx,tijoytom/corefx,kkurni/corefx,KrisLee/corefx,larsbj1988/corefx,JosephTremoulet/corefx,richlander/corefx,arronei/corefx,thiagodin/corefx,heXelium/corefx,marksmeltzer/corefx,yizhang82/corefx,dhoehna/corefx,josguil/corefx,ViktorHofer/corefx,MaggieTsang/corefx,nelsonsar/corefx,fgreinacher/corefx,lggomez/corefx,mokchhya/corefx,CherryCxldn/corefx,tijoytom/corefx,MaggieTsang/corefx,shahid-pk/corefx,stone-li/corefx,s0ne0me/corefx,rajansingh10/corefx,gkhanna79/corefx,zhangwenquan/corefx,rubo/corefx,bpschoch/corefx,mazong1123/corefx,nchikanov/corefx,alexperovich/corefx,vrassouli/corefx,iamjasonp/corefx,stone-li/corefx,pallavit/corefx,s0ne0me/corefx,PatrickMcDonald/corefx,iamjasonp/corefx,ellismg/corefx,fgreinacher/corefx,kkurni/corefx,mellinoe/corefx,zhenlan/corefx,matthubin/corefx,BrennanConroy/corefx,zhangwenquan/corefx,lggomez/corefx,mokchhya/corefx,CloudLens/corefx,Petermarcu/corefx,Chrisboh/corefx,mafiya69/corefx,YoupHulsebos/corefx,chaitrakeshav/corefx,vidhya-bv/corefx-sorting,mellinoe/corefx,EverlessDrop41/corefx,twsouthwick/corefx,n1ghtmare/corefx,cartermp/corefx,destinyclown/corefx,twsouthwick/corefx,pgavlin/corefx,scott156/corefx,jmhardison/corefx,rjxby/corefx,billwert/corefx,tstringer/corefx,tijoytom/corefx,rajansingh10/corefx,krk/corefx,n1ghtmare/corefx,misterzik/corefx,nchikanov/corefx,billwert/corefx,vidhya-bv/corefx-sorting,viniciustaveira/corefx,anjumrizwi/corefx,ViktorHofer/corefx,benjamin-bader/corefx,zhenlan/corefx,dkorolev/corefx,alexperovich/corefx,iamjasonp/corefx,jeremymeng/corefx,parjong/corefx,heXelium/corefx,nbarbettini/corefx,shahid-pk/corefx,josguil/corefx,n1ghtmare/corefx,VPashkov/corefx,cydhaselton/corefx,brett25/corefx,Ermiar/corefx,shiftkey-tester/corefx,yizhang82/corefx,gabrielPeart/corefx,billwert/corefx,janhenke/corefx,josguil/corefx,zhangwenquan/corefx,ViktorHofer/corefx,alexandrnikitin/corefx,Yanjing123/corefx,richlander/corefx,gkhanna79/corefx,chenkennt/corefx,josguil/corefx,zhenlan/corefx,gkhanna79/corefx,jeremymeng/corefx,claudelee/corefx,huanjie/corefx,ericstj/corefx,benjamin-bader/corefx,lggomez/corefx,shahid-pk/corefx,janhenke/corefx,vijaykota/corefx,krk/corefx,khdang/corefx,nchikanov/corefx,cydhaselton/corefx,jeremymeng/corefx,parjong/corefx,comdiv/corefx,rubo/corefx,shmao/corefx,DnlHarvey/corefx,fffej/corefx,cartermp/corefx,rahku/corefx,Priya91/corefx-1,stone-li/corefx,dotnet-bot/corefx,larsbj1988/corefx,shana/corefx,alexandrnikitin/corefx,Frank125/corefx,pallavit/corefx,shimingsg/corefx,marksmeltzer/corefx,jmhardison/corefx,rajansingh10/corefx,mazong1123/corefx,stephenmichaelf/corefx,parjong/corefx,tstringer/corefx,shimingsg/corefx,seanshpark/corefx,nbarbettini/corefx,axelheer/corefx,ViktorHofer/corefx,rjxby/corefx,josguil/corefx,rubo/corefx,shmao/corefx,DnlHarvey/corefx,Yanjing123/corefx,nchikanov/corefx,kkurni/corefx,alphonsekurian/corefx,andyhebear/corefx,Jiayili1/corefx,alphonsekurian/corefx,alexandrnikitin/corefx,bitcrazed/corefx,richlander/corefx,yizhang82/corefx,seanshpark/corefx,rahku/corefx,nbarbettini/corefx,ViktorHofer/corefx,weltkante/corefx,nbarbettini/corefx,the-dwyer/corefx,jlin177/corefx,dtrebbien/corefx,dtrebbien/corefx,krk/corefx,viniciustaveira/corefx,ptoonen/corefx,elijah6/corefx,CherryCxldn/corefx,PatrickMcDonald/corefx,scott156/corefx,lydonchandra/corefx,krk/corefx,weltkante/corefx,fgreinacher/corefx,krytarowski/corefx,jlin177/corefx,dotnet-bot/corefx,fernando-rodriguez/corefx,mafiya69/corefx,richlander/corefx,SGuyGe/corefx,jeremymeng/corefx,bpschoch/corefx,oceanho/corefx,ericstj/corefx,gabrielPeart/corefx,tstringer/corefx,ptoonen/corefx,Priya91/corefx-1,YoupHulsebos/corefx,jlin177/corefx,wtgodbe/corefx,popolan1986/corefx,JosephTremoulet/corefx,shana/corefx,pgavlin/corefx,MaggieTsang/corefx,spoiledsport/corefx,wtgodbe/corefx,chaitrakeshav/corefx,shrutigarg/corefx,oceanho/corefx,Jiayili1/corefx,kkurni/corefx,shimingsg/corefx,PatrickMcDonald/corefx,richlander/corefx,mokchhya/corefx,iamjasonp/corefx,parjong/corefx,oceanho/corefx,jlin177/corefx,dotnet-bot/corefx,stone-li/corefx,pallavit/corefx,ericstj/corefx,parjong/corefx,elijah6/corefx,rjxby/corefx,josguil/corefx,ptoonen/corefx,weltkante/corefx,CherryCxldn/corefx,mmitche/corefx,dtrebbien/corefx,mazong1123/corefx,cydhaselton/corefx,dhoehna/corefx,SGuyGe/corefx,s0ne0me/corefx,erpframework/corefx,zmaruo/corefx,Frank125/corefx,alphonsekurian/corefx,weltkante/corefx,bitcrazed/corefx,Alcaro/corefx,twsouthwick/corefx,fernando-rodriguez/corefx,gabrielPeart/corefx,shmao/corefx,Chrisboh/corefx,Ermiar/corefx,shrutigarg/corefx,akivafr123/corefx,shmao/corefx,CloudLens/corefx,spoiledsport/corefx,manu-silicon/corefx,SGuyGe/corefx,cnbin/corefx,lggomez/corefx,zmaruo/corefx,comdiv/corefx,ravimeda/corefx,shahid-pk/corefx,Chrisboh/corefx,spoiledsport/corefx,Priya91/corefx-1,EverlessDrop41/corefx,arronei/corefx,stormleoxia/corefx,brett25/corefx,cnbin/corefx,alexperovich/corefx,khdang/corefx,PatrickMcDonald/corefx,Ermiar/corefx,krytarowski/corefx,mmitche/corefx,ravimeda/corefx,anjumrizwi/corefx,Jiayili1/corefx,pallavit/corefx,nchikanov/corefx,tstringer/corefx,pallavit/corefx,rahku/corefx,vrassouli/corefx,Alcaro/corefx,mmitche/corefx,dtrebbien/corefx,ptoonen/corefx,chenxizhang/corefx,twsouthwick/corefx,dotnet-bot/corefx,JosephTremoulet/corefx,shahid-pk/corefx,jlin177/corefx,benjamin-bader/corefx,VPashkov/corefx,jcme/corefx,jlin177/corefx,seanshpark/corefx,jcme/corefx,CherryCxldn/corefx,mokchhya/corefx,jcme/corefx,shimingsg/corefx