openlayers/ol3 — pull request #2534 by fredj (2014-08-18 06:57:13+00:00)
Title: [api] add more ol.geom.Polygon functions

todo:
* [ ] `ol.geom.Polygon#getExteriorRing`
* [ ] `ol.geom.Polygon#InteriorRing(index)`
* [ ] `ol.geom.Polygon#InteriorRingsCount`