Log Message:
PkgSrc changes:
  - Updating package for p5 module Log::Log4Perl to 1.21 from 1.20
  - Setting license to gnu-gpl-v2

Upstream changes:
1.21 (2009/03/16)
    *   (ms) Documentation typos fixed, reported by Breno G. de Oliveira
             [rt.cpan.org #42428].
    *   (ms) Fixed DBI appender error message, bug reported by DavidZ.
    *   (ms) Fixed [rt.cpan.org #43740] reported by Martin Koehler. Now using
             proper POSIX return code EEXISTS instead of error message
             depending on English locale.