Log Message:
Update to 2.0120
----------------
2.0120  2015-05-01
    - Replace the test for the previous change with a more meaningful one.
        - Change was to preserve unset options after a _clone() call.
        - https://access.redhat.com/security/cve/CVE-2015-3451
        - Thanks to Salvatore Bonaccorso from Debian for the report and
        for a proposed fix (which was further refined by Shlomi Fish).