Merge pull request microsoft#1482 from microsoft/vnext

Release Hidi & libs

Merge pull request microsoft#1445 from microsoft/vnext

Release new versions of OpenAPI.NET libraries

Merge pull request microsoft#1361 from microsoft/vnext

Master refresh

Merge pull request microsoft#1335 from microsoft/vnext

releases 1.6.8

Merge pull request microsoft#1324 from microsoft/vnext

Release libs

Merge pull request microsoft#1296 from microsoft/vnext

Release v1.6.6

Merge pull request microsoft#1279 from microsoft/vnext

Master refresh

Merge pull request microsoft#1243 from microsoft/vnext

Merges vnext to master

Merge pull request microsoft#1220 from microsoft/vnext

Merge dev into master

Merge pull request microsoft#1216 from microsoft/vnext

Merges dev into master