exportAll/GeoJSON: when exporting single object, don't wrap in FeatureCollection

src/ExportGeoJSON.js

@@ -16,9 +16,11 @@ class ExportGeoJSON {
   }
 
   finish (list) {
-    list = {
-      type: 'FeatureCollection',
-      features: list
+    if (!this.conf.singleFeature) {
+      list = {
+        type: 'FeatureCollection',
+        features: list
+      }
     }
 
     return {

src/exportAll.js

@@ -137,6 +137,9 @@ module.exports = (data, div) => {
     submit.style.display = 'none'
 
     let conf = formExport.get_data()
+
+    conf.singleFeature = true
+
     createDownload(conf, [ data ], (err) => {
       if (err) {
         alert(err)