Add portable test utilities to Compilers.sln
Add portable test utilities to Compilers.sln

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