The package installs files into the
directory which is used by Upstart, a replacement for the
daemon which handles starting of tasks and services during boot, etc.
However, Upstart was removed in Debian "stretch" and these files are thus no longer useful and should be removed.
The tag is present in Lintian version
That is the most recent version we know about.
We use semantic versions.
The patch number is a commit step indicator relative to the
release tag in our Git
You can find the detection logic for this version at commit 2ff4e94. For merge requests, please use the latest version in the Lintian check files/init.