goog.require('ol.Map');
goog.require('ol.View');
goog.require('ol.extent');
goog.require('ol.interaction');
goog.require('ol.interaction.Select');
goog.require('ol.layer.Tile');
goog.require('ol.layer.Vector');
goog.require('ol.source.Cluster');
goog.require('ol.source.KML');
goog.require('ol.source.Stamen');
goog.require('ol.style.Circle');
goog.require('ol.style.Fill');
goog.require('ol.style.RegularShape');
goog.require('ol.style.Stroke');
goog.require('ol.style.Style');
goog.require('ol.style.Text');