[PATCH] update Exporter to version 5.63

The following patch syncs bleadperl with Exporter 5.63 (which just wen
to CPAN). The corresponding Change record is

5.63    Sat Jul 19 2008
        - fix doc bugs (pointed by Philippe Bricout at
          CPAN RT #33546)
        - reconciliate Exporter with Carp older than 1.05
          (thanks to Anno Siegel, perlbug RT #57079)

• [PATCH] update Exporter to version 5.63 by Adriano Ferreira
• [PATCH] update Exporter to version 5.63 by Adriano Ferreira
• RE: [PATCH] update Exporter to version 5.63 by Steve Hay