Rename parks to 'leisure' category

index.json

@@ -11,6 +11,9 @@
                 {
                     "id": "shop"
                 },
+                {
+                    "id": "leisure"
+                },
                 {
                     "id": "children"
                 }
@@ -28,12 +31,6 @@
                 }
             ]
         },
-        {
-            "id": "trees"
-        },
-        {
-            "id": "parks"
-        },
         {
             "id": "places"
         }