Merge pull request dotnet#2317 from dotnet/leecow-patch

add missing 3.0-preview2 data

Merge pull request dotnet#2317 from dotnet/leecow-patch

add missing 3.0-preview2 data

Merge pull request dotnet#2317 from dotnet/leecow-patch

add missing 3.0-preview2 data

Merge pull request dotnet#2276 from dotnet/leecow-patch

fix ancm version for 2.1.7

Update 3.0.0-preview2.md

Fix broken links (dotnet#2214)

Fix broken links (dotnet#2214)

Updated rel notes for issue number

Update releases.json

Merge pull request dotnet#2051 from dotnet/216rel

Adding 2.1.6/2.1.500 release for Nov 2018