Add a (very formal) spec for exactly how .editorconfig applies in the compiler environment
Add a (very formal) spec for exactly how .editorconfig applies in the compiler environment

bartdesmet/roslyn,dotnet/roslyn,agocke/roslyn,diryboy/roslyn,nguerrera/roslyn,jmarolf/roslyn,tannergooding/roslyn,tmat/roslyn,eriawan/roslyn,agocke/roslyn,reaction1989/roslyn,AmadeusW/roslyn,agocke/roslyn,shyamnamboodiripad/roslyn,reaction1989/roslyn,KevinRansom/roslyn,abock/roslyn,mgoertz-msft/roslyn,ErikSchierboom/roslyn,bartdesmet/roslyn,AlekseyTs/roslyn,shyamnamboodiripad/roslyn,weltkante/roslyn,weltkante/roslyn,KevinRansom/roslyn,brettfo/roslyn,KirillOsenkov/roslyn,nguerrera/roslyn,genlu/roslyn,gafter/roslyn,physhi/roslyn,tmat/roslyn,wvdd007/roslyn,wvdd007/roslyn,AlekseyTs/roslyn,physhi/roslyn,jmarolf/roslyn,aelij/roslyn,davkean/roslyn,heejaechang/roslyn,genlu/roslyn,mgoertz-msft/roslyn,shyamnamboodiripad/roslyn,bartdesmet/roslyn,dotnet/roslyn,eriawan/roslyn,KevinRansom/roslyn,sharwell/roslyn,mavasani/roslyn,wvdd007/roslyn,heejaechang/roslyn,AmadeusW/roslyn,eriawan/roslyn,aelij/roslyn,abock/roslyn,aelij/roslyn,AmadeusW/roslyn,panopticoncentral/roslyn,davkean/roslyn,AlekseyTs/roslyn,weltkante/roslyn,gafter/roslyn,gafter/roslyn,tannergooding/roslyn,panopticoncentral/roslyn,ErikSchierboom/roslyn,mavasani/roslyn,jasonmalinowski/roslyn,sharwell/roslyn,jasonmalinowski/roslyn,physhi/roslyn,nguerrera/roslyn,CyrusNajmabadi/roslyn,diryboy/roslyn,CyrusNajmabadi/roslyn,brettfo/roslyn,mgoertz-msft/roslyn,dotnet/roslyn,heejaechang/roslyn,jasonmalinowski/roslyn,tmat/roslyn,sharwell/roslyn,jmarolf/roslyn,CyrusNajmabadi/roslyn,diryboy/roslyn,brettfo/roslyn,tannergooding/roslyn,panopticoncentral/roslyn,mavasani/roslyn,stephentoub/roslyn,abock/roslyn,stephentoub/roslyn,stephentoub/roslyn,KirillOsenkov/roslyn,reaction1989/roslyn,davkean/roslyn,ErikSchierboom/roslyn,KirillOsenkov/roslyn,genlu/roslyn