Log Message:
Update from version 0.66nb1 to 0.68.

Pkgsrc changes:
 o Add dependency on p5-Filter for Filter::Util::Call

Upstream changes:

version: 0.68
date:    Thu Dec  4 01:00:44 PST 2008
changes:
- Used update Test::Base to ensure Filter::Util::Call

version: 0.67
date:    Mon Dec  1 02:34:21 PST 2008
changes:
- Add YAML::Any
- Move ysh to YAML::Shell
- Add doc section explaining YAML::Old