Release 2020.0.1

Merge branch 'develop'

Merge remote-tracking branch 'remotes/origin/develop'

Fix links

Merge branch 'master' of https://github.com/sshnet/SSH.NET

Merge remote-tracking branch 'refs/remotes/origin/develop'

Prepare for 2016.1.0-beta2.

Update nuspec for 2016.1.0-beta1.

Merge remote-tracking branch 'refs/remotes/origin/develop'

Merge remote-tracking branch 'refs/remotes/origin/develop'