* Merge from Debian unstable.  Remaining changes:
  - debian/rules:
    + compile with --without-lecture --with-tty-tickets --enable-admin-flag
    + install man/man8/sudo_root.8 in both flavours
    + install apport hooks
  - debian/sudoers:
    + also grant admin group sudo access
  - debian/source_sudo.py, debian/sudo-ldap.dirs, debian/sudo.dirs:
    + add usr/share/apport/package-hooks
  - debian/sudo.pam:
    + Use pam_env to read /etc/environment and /etc/default/locale
      environment files. Reading ~/.pam_environment is not permitted due to
      security reasons.
  - debian/control:
    + dh-autoreconf dependency fixes missing-build-dependency-for-dh_-command
  - Remaining patches:
    + keep_home_by_default.patch: Keep HOME in the default environment
    + actually-use-buildflags: Pass LDFLAGS everywhere
    + add_probe_interfaces_setting.diff: option to disable network inf probe
* add_probe_interfaces_setting.diff: fix to not modify NEWS file.