Add filter support for $id keys (#2888)

* Update to feature-filter 2.2.0

This release adds support for `$id` keys: mapbox/mapbox-gl-style-spec#391

* Update to vector-tile 1.3.0

This release adds a public "id" property to VectorTileFeature: mapbox/vector-tile-js#43

* update to geojson-vt 2.4.0

* make sure id=0 works for geojson

js/util/vectortile_to_geojson.js

@@ -10,8 +10,8 @@ function Feature(vectorTileFeature, z, x, y) {
 
     this.properties = vectorTileFeature.properties;
 
-    if (vectorTileFeature._id) {
-        this.id = vectorTileFeature._id;
+    if (vectorTileFeature.id != null) {
+        this.id = vectorTileFeature.id;
     }
 }
 

package.json

@@ -14,9 +14,9 @@
   "dependencies": {
     "csscolorparser": "^1.0.2",
     "earcut": "^2.0.3",
-    "feature-filter": "^2.1.0",
+    "feature-filter": "^2.2.0",
     "geojson-rewind": "^0.1.0",
-    "geojson-vt": "^2.3.0",
+    "geojson-vt": "^2.4.0",
     "gl-matrix": "^2.3.1",
     "grid-index": "^1.0.0",
     "mapbox-gl-function": "^1.2.1",
@@ -33,7 +33,7 @@
     "supercluster": "^2.0.1",
     "unassertify": "^2.0.0",
     "unitbezier": "^0.0.0",
-    "vector-tile": "1.2.1",
+    "vector-tile": "^1.3.0",
     "vt-pbf": "^2.0.2",
     "webworkify": "^1.3.0",
     "whoots-js": "^2.0.0"