Mark AspNetCore projects that aren't packaged explicitly#18767

Merged

wtgodbe merged 4 commits intorelease/3.1from

dougbu/cleanup.warnings

Feb 13, 2020

Commits on Feb 3, 2020

Mark AspNetCore projects that aren't packaged explicitly
dougbu
committed

Commits on Feb 7, 2020

Remove redundant `$(IsShippingPackage)` settings in `$(IsAspNetCoreApp)` projects
dougbu
committed
Use `$(IsPackable)` when deciding how `$(IsAspNetCoreApp)` projects are handled
dougbu
committed

Commits on Feb 10, 2020

Add direct System.Text.Json references
dougbu
committed