Update wmts-hidpi, add nicer-api-docs

nicer-api-docs/examples/topojson.js

@@ -0,0 +1,35 @@
+var raster = new ol.layer.Tile({
+  source: new ol.source.TileJSON({
+    url: 'http://api.tiles.mapbox.com/v3/mapbox.world-dark.jsonp'
+  })
+});
+
+var styleArray = [new ol.style.Style({
+  fill: new ol.style.Fill({
+    color: 'rgba(255, 255, 255, 0.6)'
+  }),
+  stroke: new ol.style.Stroke({
+    color: '#319FD3',
+    width: 1
+  })
+})];
+
+var vector = new ol.layer.Vector({
+  source: new ol.source.TopoJSON({
+    projection: 'EPSG:3857',
+    url: 'data/topojson/world-110m.json'
+  }),
+  style: function(feature, resolution) {
+    // don't want to render the full world polygon, which repeats all countries
+    return feature.getId() !== undefined ? styleArray : null;
+  }
+});
+
+var map = new ol.Map({
+  layers: [raster, vector],
+  target: 'map',
+  view: new ol.View2D({
+    center: [0, 0],
+    zoom: 1
+  })
+});