Merge with mainline

Merge with mainline
Patches applied:

 * andrelop@debian.org/apt--translation--0--base-0
   tag of apt@packages.debian.org/apt--main--0--patch-79

 * andrelop@debian.org/apt--translation--0--patch-1
   Sync with Matt version.

 * andrelop@debian.org/apt--translation--0--patch-2
   Update pt_BR translation

 * andrelop@debian.org/apt--translation--0--patch-3
   Sync with bubulle's branch.

 * apt@packages.debian.org/apt--main--0--patch-94
   Update changelog

 * apt@packages.debian.org/apt--main--0--patch-95
   Merge Christian's branch

 * apt@packages.debian.org/apt--main--0--patch-96
   Update changelog

 * apt@packages.debian.org/apt--main--0--patch-97
   Update priority of apt-utils to important, to match the override file

 * bubulle@debian.org--2005/apt--main--0--patch-82
   Fix permissions

 * bubulle@debian.org--2005/apt--main--0--patch-83
   French translation spellchecked

 * bubulle@debian.org--2005/apt--main--0--patch-84
   Spell corrections in German translations

 * bubulle@debian.org--2005/apt--main--0--patch-85
   Correct  some file permissions

 * bubulle@debian.org--2005/apt--main--0--patch-86
   Correct Hebrew translation

 * bubulle@debian.org--2005/apt--main--0--patch-87
   Sync Portuguese translation with the POT file

 * bubulle@debian.org--2005/apt--main--0--patch-88
   Updated Danish translation (not yet complete)

 * bubulle@debian.org--2005/apt--main--0--patch-89
   Sync with Andre Luis Lopes and Otavio branches