Revision history for Perl extension if.

0.01 The version of 5.7.3.

0.010001        `our' removed for backward-compatibility.
                test adopted for backward-compatibility

0.04            support package names which are simultaneously keywords (open).
                fix `require or die'.

0.0401          test was using a discipline for open.pm not supported with
                older versions of Perl.

0.05            Sync with perl5.12.2:
                  Better error handling.
                  Suggest significance of => in the docs.

0.06            Update email address.

0.0601          The update of 0.0401 was lost during update to 0.05