[Pkg-postgresql-public] Bug#878032: postgresql: apt-get purge of 9.4 removed service for 9.6

[Christoph Berg]

Re: Allan Wind 2017-10-09 <150750016078.4449.15642963813174771842.reportbug at pawan.lifeintegrity.localnet>
> Surprisingly that also stopped my 9.6 instance and the service disappeared:
> disappeared:

Hi,

that's #809811, fixed in version 183. I'll see to get that backported
into the postgresql-common version shipped in stretch (181).

Christoph