* Merge from debian unstable. (LP: #677799) Remaining changes: - debian/backup.init, debian/rules, debian/postinst: Do not call init script on shutdown and reboot (TearDown) (Debian #488660) - debian/control: Drop build dependency to 'par2', it's in universe. - configure.pl: Do not test for par2 being available at build time - debian/control: depend on default-mta | mail-transport-agent, instead of enumerating a long list of alternative MTAs. * Dropped changes: - Suggest libio-dirent-perl, its in universe (now in main) - debian/control: Add libtime-modules-perl to Depends (applied in Debian)