gvSIG Mini, KML and multi-layer support

These days, @fergonco and me have been refactoring gvSIG Mini. The refactor was intended to decouple the MapView from any Activity, so it can be a (more) reusable widget. Well, that goal has been fully accomplished, so while @fergonco has been giving support to add controls to the map (in the OpenLayers way), I’ve been playing around with the brand new…