Bug#763578: d-i.debian.org: run calc-release-status in a crontab
Every time a release is getting prepared one has to run calc-release-status,
1) take a while;
2) and most annoyingly: fail because of a missing tag and similar things.
It's a usual source of frustration and time loss when stuff should just be being
wrapped up and forgotten about.
Having it run in a crontab would make it possible to detect those issues in a
preemptive fashion, and possibly make updating the l10n status as simple as a
file transfer. (Failing a quick resolution of #762053, scp from dillon would