GnuPG: don't connect to the preferred keyserver specified by the key owner.

This feature opens the door to a variety of subtle attacks.
GnuPG: locate keys only from local keyrings.

This is probably the default, but better safe than sorry.
Merge branch 'bugfix/wheezy_was_released' into devel
Merge branch 'bugfix/fix_iceweasel_prefs_for_0_18' into devel
Merge branch 'testing' into devel
Install bilibop-udev (closes: todo/make_system_disk_read-only).
Swedish translation of desktop launchers
Swedish translation of menu launchers
Merge branch 'testing' into feature/bilibop
Re-enable disabled boot device permissions test.
Install virt-what from Wheezy.

The version from Squeeze does not detect at least Parallels for Mac v.8.
Merge branch 'bugfix/post-wheezy_pinning' into feature/linux-3.8
Install Linux 3.8 from Debian unstable.
Install initramfs-tools from sid.

The 3.8 kernel needs it.
Merge remote-tracking branch 'origin/master' into devel
Merge remote-tracking branch 'origin/devel' into devel
Merge branch 'testing' into devel
Add dummy changelog entry for upcoming release.
Torify Seahorse with torsocks.

We'll soon drop the GNOME proxy settings that Seahorse otherwise relies upon.
Drop GNOME proxy settings.

We did not find what legit use of it (other than Seahorse, fixed by the previous
commit) is currently done, so better safe than sorry.