Merge remote-tracking branch 'origin/develop' into develop

yangdelong

2021-05-29 de7390c66ef3e3fe316e804495a78d05a01f0160

 src/components/plugin/cluster-layer/leaflet.markercluster-src.js

@@ -574,7 +574,7 @@
      var i, l, layer

      if (!isFinite(this._map.getMaxZoom())) {
          // eslint-disable-next-line no-throw-literal
        // eslint-disable-next-line no-throw-literal
        throw 'Map has no maxZoom specified'
      }