known_problems: rename for consistency and regroup logically

Signed-off-by: Andreas Beckmann <anbe@debian.org>
scripts: rework file-rc and upstart exceptions

Signed-off-by: Andreas Beckmann <anbe@debian.org>
use 'AddDefaultCharset utf-8' to mark the logfiles as UTF-8

to display maintainer names correctly

Signed-off-by: Andreas Beckmann <anbe@debian.org>
databases are required for bareos, icinga2, neutron, tuskar

Signed-off-by: Andreas Beckmann <anbe@debian.org>
update special cases for experimental

Signed-off-by: Andreas Beckmann <anbe@debian.org>
fix typos, spacing etc.

Signed-off-by: Andreas Beckmann <anbe@debian.org>