Update VS editor SDK version
Update VS editor SDK version

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