Regression fix: Highlight selected task "dot" in shots/assets table

Quick hack to restore functionality. Known limitations:
* A direct link to task will not highlight it
* When a new task is created it will not be highlighted
* Selected row will not be highlighted

src/scripts/js/es6/common/vuecomponents/EventBus.js

@@ -0,0 +1,7 @@
+/**
+ * Temporary (cross my fingers) hack to restore "active" item in table
+ */
+export const Events = {
+    DESELECT_ITEMS: 'deselect_items',
+}
+export const EventBus = new Vue();

src/scripts/js/es6/common/vuecomponents/attracttable/cells/renderer/CellTasks.js

@@ -1,3 +1,4 @@
+import {EventBus, Events} from '../../../EventBus'
 let CellDefault = pillar.vuecomponents.table.cells.renderer.CellDefault;
 
 const TEMPLATE =`
@@ -33,9 +34,22 @@ let CellTasks = Vue.component('attract-cell-tasks', {
             return attract.auth.AttractAuth.canUserCreateTask(projectId);
         }
     },
+    data() {
+        return {
+            selected_task_id: null
+        }
+    },
+    created() {
+        EventBus.$on(Events.DESELECT_ITEMS, this.deselectTask);
+    },
+    beforeDestroy() {
+        EventBus.$off(Events.DESELECT_ITEMS, this.deselectTask);
+    },
     methods: {
         taskClass(task) {
-            return `task status-${task.properties.status}`
+            let classes = {'active': this.selected_task_id === task._id};
+            classes[`task status-${task.properties.status}`] = true;
+            return classes;
         },
         taskLink(task) {
             let project_url = ProjectUtils.projectUrl();
@@ -49,9 +63,14 @@ let CellTasks = Vue.component('attract-cell-tasks', {
         },
         onTaskClicked(task) {
             task_open(task._id, ProjectUtils.projectUrl());
+            EventBus.$emit(Events.DESELECT_ITEMS);
+            this.selected_task_id = task._id;
         },
         onAddTask(event) {
             task_create(this.rowObject.getId(), this.column.taskType);
+        },
+        deselectTask() {
+            this.selected_task_id = null;
         }
     },
 });

src/styles/components/_attract_table.sass

@@ -142,6 +142,10 @@ $thumbnail-max-height: calc(110px * (9/16))
             &:hover
                 box-shadow: inset 0px 0px 5px $color-background-active-dark
             
+            &.active
+                border: 2px solid white
+                box-shadow: 0 0 0 1px rgba($color-primary, .2), 1px 1px 0 rgba(black, .2)
+
     
 .pillar-table-menu
     display: flex