Add release notes for v0.19.0.
Ask for release notes with PRs.
Don't blow up if Auth.targets is missing.
Formatting
v0.19.0
Some docs for Release.proj.
Refactor, and drop the need to manually run the Chocolatey task.
Merge pull request #486 from git-tfs/debug-release-process

Finish (?) automating releases
0.19.1 release notes
Ignore some things
v0.19.1