Merge with Michael archive (Debian version)

Merge with Michael archive (Debian version)

Patches applied:

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-107
   * merged with bubulle

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-108
   * added "gl" to po/LINGUAS

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-109
   * add " " in update-po

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-110
   * make apt-get source smarter about not downloading the same sources twice

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-111
   * merged with bubulle

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-112
   * 2006 ftp-archive signing key added

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-113
   * be more clever about I-M-S hits for the Release file and gpg-failures with it, requeue it without i-m-s then

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-114
   * merged with mvo

 * michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-115
   * string fix

 * mvo@debian.org--2005/apt--debian-sid--0--base-0
   tag of michael.vogt@ubuntu.com--2005/apt--mvo--0--patch-71

 * mvo@debian.org--2005/apt--debian-sid--0--patch-1
   * merged with apt--mvo--0

 * mvo@debian.org--2005/apt--debian-sid--0--patch-2
   * merged with apt--mvo

 * mvo@debian.org--2005/apt--debian-sid--0--patch-3
   * updated apt-all.pot

 * mvo@debian.org--2005/apt--debian-sid--0--patch-4
   * merged with apt--mvo

 * mvo@debian.org--2005/apt--debian-sid--0--patch-5
   * merge with apt--mvo--0

 * mvo@debian.org--2005/apt--debian-sid--0--patch-6
   * merge with apt--mvo

 * mvo@debian.org--2005/apt--debian-sid--0--patch-7
   * applied patch from Petr Vandrovec to fix http download corruption

 * mvo@debian.org--2005/apt--debian-sid--0--patch-8
   * merged with apt--mvo, regenerated the po files

 * mvo@debian.org--2005/apt--debian-sid--0--patch-9
   * merged with apt--mvo

 * mvo@debian.org--2005/apt--debian-sid--0--patch-10
   * merged with apt--mvo and corrected conflicts in po/

 * mvo@debian.org--2005/apt--debian-sid--0--patch-11
   * changelog updates

 * mvo@debian.org--2005/apt--debian-sid--0--patch-12
   * apt--mvo merged

 * mvo@debian.org--2005/apt--debian-sid--0--patch-13
   * merged with mvo

 * mvo@debian.org--2005/apt--debian-sid--0--patch-14
   * merged with apt--mvo--0

 * mvo@debian.org--2005/apt--debian-sid--0--patch-15
   * support multiple signatures

 * mvo@debian.org--2005/apt--debian-sid--0--patch-16
   * merged with main