Move chart task time column to components

assets/js/src/TaskTimeColumnChart.js

@@ -1,47 +0,0 @@
-Kanboard.TaskTimeColumnChart = function(app) {
-    this.app = app;
-};
-
-Kanboard.TaskTimeColumnChart.prototype.execute = function() {
-    if (this.app.hasId("analytic-task-time-column")) {
-        this.show();
-    }
-};
-
-Kanboard.TaskTimeColumnChart.prototype.show = function() {
-    var chart = $("#chart");
-    var metrics = chart.data("metrics");
-    var plots = [chart.data("label")];
-    var categories = [];
-
-    for (var i = 0; i < metrics.length; i++) {
-        plots.push(metrics[i].time_spent);
-        categories.push(metrics[i].title);
-    }
-
-    c3.generate({
-        data: {
-            columns: [plots],
-            type: 'bar'
-        },
-        bar: {
-            width: {
-                ratio: 0.5
-            }
-        },
-        axis: {
-            x: {
-                type: 'category',
-                categories: categories
-            },
-            y: {
-                tick: {
-                    format: this.app.formatDuration
-                }
-            }
-        },
-        legend: {
-           show: false
-        }
-    });
-};