Bug#558784: apt: re-adds removed keys

[Tollef Fog Heen <tfheen@err.no>]

]] Julian Andres Klode 

| > so it is actually a double policy violation: removing
| > /etc/apt/trusted.gpg is a perfectly legal configuration change that apt
| > must not override.  Ditto, removing a key is a perfectly legal
| > configuration change that apt must not override in its postinst.
|
| We should move it to /var/lib/apt, cupt does this and it seems to be a
| much more logical location for such data.

Please note that it should still be possible to disable apt keys an
admin does not trust or want to ensure are not installed onto the
system.

-- 
Tollef Fog Heen
UNIX is user friendly, it's just picky about who its friends are