Prettier shaped, and slight refactoring to cope with more than one polygon being defined.
Prettier shaped, and slight refactoring to cope with more than one
polygon being defined.

Matt

sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia,sparkslabs/kamaelia