Update aspnet50/aspnetcore50 => dnx451/dnxcore50.
Update aspnet50/aspnetcore50 => dnx451/dnxcore50.

aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore