Add property "intersect" to ChartHoverOptions

http://www.chartjs.org/docs/latest/general/interactions/

types/chart.js/chart.js-tests.ts

@@ -18,6 +18,9 @@ let chart: Chart = new Chart(new CanvasRenderingContext2D(), {
         ]
     },
     options: {
+        hover: {
+            intersect: true
+        },
         tooltips: {
             filter: data => Number(data.yLabel) > 0,
             intersect: true,

types/chart.js/index.d.ts

@@ -238,6 +238,7 @@ declare namespace Chart {
     interface ChartHoverOptions {
         mode?: string;
         animationDuration?: number;
+        intersect?: boolean;
         onHover?(active: any): void;
     }