* Merge from Debian unstable, remaining changes: - Set x11 backport switch to "lucid". - VirtualBox should go in Accessories, not in System tools. (LP: #288590) - debian/virtualbox-ose-qt.files/virtualbox-ose.desktop - Add Apport hook. - debian/virtualbox-ose.files/source_virtualbox-ose.py - debian/virtualbox-ose.install - Drop *-source packages. * Drop u03-fix-cpu-lockup.dpatch, fixed upstream. * Remove Launchpad integration as (non-packaging) bugs should be reported upstream.