Log Message:
Update p5-Data-Peek from version 0.27 to version 0.29.

Pkgsrc changes:
- Add build dependency for test target
- Misc tweaks to placate pkglint

Upstream changes:
2009-11-09 0.29 - H.Merijn Brand   <h.m.brand@xs4all.nl>
    * Use skip instead of skip_all for builds that have no DPeek ()
    * Be more lenient towards the allocated space

2009-11-06 0.28 - H.Merijn Brand   <h.m.brand@xs4all.nl>
    * DDump () now dumps the variable itself, instead of a copy (Zefram)
    * Add DGrow ()