Fix: readme.md or nuspec could not be found (#123)

Fixes typo in release notes

Merge pull request #640 from Yubico/1.9.1-release

1.9.1 release notes and version bump

Merge pull request #633 from Yubico/equijano21-patch-1

minor edits and suggestions for 1.9 RNs

release notes for 1.8 (#616)

* add release notes for 1.8

* update based on review

Merge pull request #584 from Yubico/release/1.7.0-relnotes

Release 1.7.0

Merge pull request #560 from Yubico/release/1.6.1-relnotes

Release/1.6.1 relnotes

Merge pull request #548 from Yubico/release/1.6.0-relnotes-and-versio…

…n-bump

Release/1.6.0 relnotes and version bump

Merge pull request #529 from Yubico/release/1.5.1-relnotes

1.5.1 bugfix release

Merge pull request #519 from Yubico/release/1.5.0

Release/1.5.0