Merge branch 'next' of https://github.com/100pah/echarts into next

src/chart/custom.js

@@ -99,6 +99,8 @@ echarts.extendChartView({
         var group = this.group;
         var renderItem = makeRenderItem(customSeries, data, ecModel, api);
 
+        this.group.removeAll();
+
         data.diff(oldData)
             .add(function (newIdx) {
                 data.hasValue(newIdx) && createOrUpdate(

src/coord/View.js

@@ -231,7 +231,7 @@ View.prototype = {
      * @param {Array.<number>} data
      * @return {Array.<number>}
      */
-    dataToPoint: function (data, out) {
+    dataToPoint: function (data, preserved, out) {
         var transform = this.transform;
         out = out || [];
         return transform

src/coord/geo/Geo.js

@@ -195,7 +195,7 @@ Geo.prototype = {
      * @param {string|Array.<number>} data
      * @return {Array.<number>}
      */
-    dataToPoint: function (data, out) {
+    dataToPoint: function (data, preserved, out) {
         if (typeof data === 'string') {
             // Map area name to geoCoord
             data = this.getGeoCoord(data);