Convert task distribution chart to Vue.js component

assets/js/src/App.js

@@ -36,6 +36,10 @@ Kanboard.App.prototype.execute = function() {
     this.datePicker();
     this.autoComplete();
     this.tagAutoComplete();
+
+    new Vue({
+        el: 'body'
+    });
 };
 
 Kanboard.App.prototype.keyboardShortcuts = function() {

assets/js/src/TaskRepartitionChart.js

@@ -1,25 +0,0 @@
-Kanboard.TaskRepartitionChart = function(app) {
-    this.app = app;
-};
-
-Kanboard.TaskRepartitionChart.prototype.execute = function() {
-    if (this.app.hasId("analytic-task-repartition")) {
-        this.show();
-    }
-};
-
-Kanboard.TaskRepartitionChart.prototype.show = function() {
-    var metrics = $("#chart").data("metrics");
-    var columns = [];
-
-    for (var i = 0; i < metrics.length; i++) {
-        columns.push([metrics[i].column_title, metrics[i].nb_tasks]);
-    }
-
-    c3.generate({
-        data: {
-            columns: columns,
-            type : 'donut'
-        }
-    });
-};