Bug#827785: [apt] apt changelog subcommand is not documented

[Enrique Garcia <cquike@arcor.de>]

Package: apt
Version: 1.2.13
Severity: minor

 The "apt changelog" subcommand is not documented in "man apt". I just found 
its existence by chance and it is indeed very useful.

--- System information. ---
Architecture: amd64
Kernel:       Linux 4.6.0-1-amd64

Debian Release: stretch/sid
  500 testing         ftp.de.debian.org 

--- Package information. ---
Depends                     (Version) | Installed
=====================================-+-===========
libapt-pkg5.0              (>= 1.2.2) | 1.2.13
libc6                       (>= 2.15) | 2.22-11
libgcc1                    (>= 1:3.0) | 1:6.1.1-4
libstdc++6                   (>= 5.2) | 6.1.1-4
init-system-helpers        (>= 1.18~) | 1.34
debian-archive-keyring                | 2014.3
gpgv                                  | 1.4.20-6
 OR gpgv2                             | 
gnupg                                 | 1.4.20-6
 OR gnupg2                            | 2.1.11-7
adduser                               | 3.114


Package's Recommends field is empty.

Suggests         (Version) | Installed
==========================-+-============
aptitude                   | 0.7.5-3
 OR synaptic               | 0.83+b1
 OR wajig                  | 
dpkg-dev       (>= 1.17.2) | 1.18.7
apt-doc                    | 
python-apt                 | 1.1.0~beta2



--- Output from package bug script ---