fix drillDown performing on summary caption

Author: nikitaeverywhere

source/js/DataController.js

@@ -410,6 +410,7 @@ DataController.prototype.resetRawData = function () {
                     group: groupNum,
                     isCaption: true,
                     source: {},
+                    noDrillDown: true,
                     value: navigator.language === "ru" ? "Всего" : "Total"
                 };
                 applyHeaderStyle(summary[i], false);

source/js/PivotView.js

@@ -473,7 +473,7 @@ PivotView.prototype.renderRawData = function (data) {
                 }
 
                 // add listeners
-                if (vertical && x === xTo - 1) {
+                if (vertical && x === xTo - 1 && !rawData[y][x]["noDrillDown"]) {
                     primaryRows.push(th);
                     th.addEventListener(CLICK_EVENT, (function (index, data) {
                         return function () {