[DRE-maint] Bug#807169: README.Debian / advice about plugins

[merkys at debian.org]

Hello,

On Mon, 09 Sep 2019 13:59:37 +0900
=?UTF-8?Q?Marc_Dequ=C3=A8nes_=28duck=29?= <duck at duckcorp.org> wrote> So
with the new system and use of triggers you just need to drop files
> in the plugins/ directory, nothing else.

Currently both Debian packages and the end-users drop their plugin files
under /usr/share/redmine/plugins/. This setup might cause clashes
between Debian-distributed and user-installed plugins. Maybe it would be
possible to have a separate directory for manually installed plugins?

Best,
Andrius