Revert "Update template path to be more Debian like." We'll re-package
this as a Debian patch.

This reverts commit 20e71d08c6d64e3a32c6fd86fb6c004833c61148.
Add "Update template path to be more Debian like." as a Debian patch.
Modernize Debian rules; use dh-golang, install docs, declare
dependencies, etc.
Add a changelog entry for the retry logic fix.