[ABI break] Allow pinning by codename (closes: #97564)

diff --cc apt-pkg/deb/deblistparser.cc
Simple merge

diff --cc apt-pkg/pkgcache.cc
Simple merge

diff --cc apt-pkg/pkgcache.h
Simple merge

diff --cc debian/changelog
index ecba3f2,23416bd..28bc541
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -7,24 -6,6 +7,25 @@@ apt (0.7.22) UNRELEASED; urgency=lo
    * Translations:
      - fr.po
      - sk.po. Closes: #525857 
 +    - ru.po. Closes: #526816
 +    - eu.po. Closes: #528985
 +    - zh_CN.po. Closes: #531390
 +    - fr.po
 +    - it.po. Closes: #531758
 +    - ca.po. Closes: #531921
 +  * Added translations
 +    - ast.po (Asturian by Marcos Alvareez Costales).
 +      Closes: #529007, #529730
 +  
 +  [ David Kalnischkies ]
 +  * [ABI break] support '#' in apt.conf and /etc/apt/preferences
 +    (closes: #189866)
++  * [ABI break] Allow pinning by codename (closes: #97564)
 +
 +  [ Julian Andres Klode ]
 +  * apt-pkg/contrib/configuration.cc: Fix a small memory leak in
 +    ReadConfigFile.
 +  * Introduce support for the Enhances field. (Closes: #137583) 
  
   -- Christian Perrier <bubulle@debian.org>  Wed, 22 Apr 2009 10:13:54 +0200