Make tests async.
Make tests async.

tannergooding/roslyn,Shiney/roslyn,MichalStrehovsky/roslyn,weltkante/roslyn,orthoxerox/roslyn,lorcanmooney/roslyn,mmitche/roslyn,jaredpar/roslyn,drognanar/roslyn,CaptainHayashi/roslyn,SeriaWei/roslyn,VPashkov/roslyn,zooba/roslyn,ericfe-ms/roslyn,mmitche/roslyn,natidea/roslyn,kelltrick/roslyn,khellang/roslyn,jkotas/roslyn,leppie/roslyn,yeaicc/roslyn,cston/roslyn,vslsnap/roslyn,nguerrera/roslyn,bbarry/roslyn,mgoertz-msft/roslyn,sharwell/roslyn,HellBrick/roslyn,tmat/roslyn,weltkante/roslyn,MatthieuMEZIL/roslyn,xasx/roslyn,mattscheffer/roslyn,MatthieuMEZIL/roslyn,Hosch250/roslyn,jeffanders/roslyn,sharwell/roslyn,tmat/roslyn,reaction1989/roslyn,MichalStrehovsky/roslyn,orthoxerox/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,Giftednewt/roslyn,kelltrick/roslyn,stephentoub/roslyn,yeaicc/roslyn,natgla/roslyn,managed-commons/roslyn,VSadov/roslyn,ErikSchierboom/roslyn,paulvanbrenk/roslyn,budcribar/roslyn,aelij/roslyn,shyamnamboodiripad/roslyn,SeriaWei/roslyn,sharadagrawal/Roslyn,balajikris/roslyn,VPashkov/roslyn,dpoeschl/roslyn,mgoertz-msft/roslyn,jamesqo/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,jhendrixMSFT/roslyn,AnthonyDGreen/roslyn,eriawan/roslyn,ValentinRueda/roslyn,agocke/roslyn,VSadov/roslyn,tvand7093/roslyn,KirillOsenkov/roslyn,mattwar/roslyn,MatthieuMEZIL/roslyn,paulvanbrenk/roslyn,thomaslevesque/roslyn,natgla/roslyn,DustinCampbell/roslyn,aelij/roslyn,mgoertz-msft/roslyn,jaredpar/roslyn,bkoelman/roslyn,vslsnap/roslyn,TyOverby/roslyn,CyrusNajmabadi/roslyn,AnthonyDGreen/roslyn,AmadeusW/roslyn,OmarTawfik/roslyn,tmeschter/roslyn,eriawan/roslyn,Giftednewt/roslyn,rgani/roslyn,stephentoub/roslyn,AmadeusW/roslyn,jaredpar/roslyn,davkean/roslyn,nguerrera/roslyn,natidea/roslyn,brettfo/roslyn,abock/roslyn,a-ctor/roslyn,lorcanmooney/roslyn,vcsjones/roslyn,vcsjones/roslyn,orthoxerox/roslyn,tmat/roslyn,pdelvo/roslyn,MattWindsor91/roslyn,jmarolf/roslyn,MichalStrehovsky/roslyn,ValentinRueda/roslyn,robinsedlaczek/roslyn,mmitche/roslyn,DustinCampbell/roslyn,dpoeschl/roslyn,KiloBravoLima/roslyn,bkoelman/roslyn,michalhosala/roslyn,khyperia/roslyn,balajikris/roslyn,khellang/roslyn,Maxwe11/roslyn,CaptainHayashi/roslyn,heejaechang/roslyn,KevinH-MS/roslyn,srivatsn/roslyn,MattWindsor91/roslyn,ericfe-ms/roslyn,AlekseyTs/roslyn,srivatsn/roslyn,OmarTawfik/roslyn,gafter/roslyn,pdelvo/roslyn,bartdesmet/roslyn,agocke/roslyn,tvand7093/roslyn,Maxwe11/roslyn,TyOverby/roslyn,rgani/roslyn,OmarTawfik/roslyn,lorcanmooney/roslyn,drognanar/roslyn,Hosch250/roslyn,wvdd007/roslyn,panopticoncentral/roslyn,tannergooding/roslyn,akrisiun/roslyn,basoundr/roslyn,swaroop-sridhar/roslyn,yeaicc/roslyn,xoofx/roslyn,DustinCampbell/roslyn,dotnet/roslyn,AlekseyTs/roslyn,michalhosala/roslyn,natgla/roslyn,michalhosala/roslyn,swaroop-sridhar/roslyn,genlu/roslyn,CyrusNajmabadi/roslyn,dpoeschl/roslyn,sharadagrawal/Roslyn,heejaechang/roslyn,bbarry/roslyn,akrisiun/roslyn,KevinH-MS/roslyn,khellang/roslyn,panopticoncentral/roslyn,managed-commons/roslyn,Giftednewt/roslyn,shyamnamboodiripad/roslyn,tmeschter/roslyn,antonssonj/roslyn,genlu/roslyn,KevinRansom/roslyn,ErikSchierboom/roslyn,HellBrick/roslyn,cston/roslyn,wvdd007/roslyn,shyamnamboodiripad/roslyn,eriawan/roslyn,ericfe-ms/roslyn,budcribar/roslyn,leppie/roslyn,diryboy/roslyn,mavasani/roslyn,paulvanbrenk/roslyn,managed-commons/roslyn,vcsjones/roslyn,diryboy/roslyn,jhendrixMSFT/roslyn,akrisiun/roslyn,physhi/roslyn,Pvlerick/roslyn,gafter/roslyn,stephentoub/roslyn,sharadagrawal/Roslyn,khyperia/roslyn,xasx/roslyn,brettfo/roslyn,basoundr/roslyn,weltkante/roslyn,xasx/roslyn,MattWindsor91/roslyn,basoundr/roslyn,jasonmalinowski/roslyn,genlu/roslyn,kelltrick/roslyn,ErikSchierboom/roslyn,thomaslevesque/roslyn,VPashkov/roslyn,jcouv/roslyn,natidea/roslyn,a-ctor/roslyn,tvand7093/roslyn,jmarolf/roslyn,AmadeusW/roslyn,reaction1989/roslyn,amcasey/roslyn,AnthonyDGreen/roslyn,drognanar/roslyn,KevinRansom/roslyn,TyOverby/roslyn,jeffanders/roslyn,vslsnap/roslyn,Hosch250/roslyn,khyperia/roslyn,amcasey/roslyn,KiloBravoLima/roslyn,KirillOsenkov/roslyn,jamesqo/roslyn,reaction1989/roslyn,balajikris/roslyn,wvdd007/roslyn,Pvlerick/roslyn,jmarolf/roslyn,Maxwe11/roslyn,bkoelman/roslyn,Shiney/roslyn,cston/roslyn,rgani/roslyn,xoofx/roslyn,panopticoncentral/roslyn,abock/roslyn,bartdesmet/roslyn,Shiney/roslyn,mattwar/roslyn,nguerrera/roslyn,leppie/roslyn,mavasani/roslyn,mseamari/Stuff,AArnott/roslyn,KevinRansom/roslyn,AArnott/roslyn,Pvlerick/roslyn,AArnott/roslyn,tmeschter/roslyn,swaroop-sridhar/roslyn,mseamari/Stuff,davkean/roslyn,pdelvo/roslyn,budcribar/roslyn,davkean/roslyn,ljw1004/roslyn,dotnet/roslyn,dotnet/roslyn,ValentinRueda/roslyn,brettfo/roslyn,jkotas/roslyn,VSadov/roslyn,sharwell/roslyn,ljw1004/roslyn,antonssonj/roslyn,bbarry/roslyn,gafter/roslyn,HellBrick/roslyn,srivatsn/roslyn,heejaechang/roslyn,bartdesmet/roslyn,KirillOsenkov/roslyn,jasonmalinowski/roslyn,AlekseyTs/roslyn,antonssonj/roslyn,physhi/roslyn,thomaslevesque/roslyn,zooba/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,KevinH-MS/roslyn,abock/roslyn,jcouv/roslyn,mattscheffer/roslyn,jhendrixMSFT/roslyn,zooba/roslyn,jasonmalinowski/roslyn,jkotas/roslyn,amcasey/roslyn,agocke/roslyn,mattscheffer/roslyn,MattWindsor91/roslyn,SeriaWei/roslyn,mseamari/Stuff,CyrusNajmabadi/roslyn,tannergooding/roslyn,a-ctor/roslyn,robinsedlaczek/roslyn,KiloBravoLima/roslyn,jamesqo/roslyn,ljw1004/roslyn,robinsedlaczek/roslyn,diryboy/roslyn,mavasani/roslyn,jcouv/roslyn,jeffanders/roslyn,mattwar/roslyn,aelij/roslyn,xoofx/roslyn,CaptainHayashi/roslyn,physhi/roslyn