Log Message:
Update from version 1.16 to 1.17.

Pkgsrc changes:
 o Change one BUILD_DEPENDS to a full DEPENDS (p5-libwww)

Upstream changes:

1.17 - Tue 30 Dec 2008 00:12:53 PST
 - Allow no_locator methods to be subclassable
   - Thanks to Michael Hendricks of Grant Street Group.