Add task displaying in active list component.

src/app/active-list-tasks/task-display/task-display.component.html

@@ -0,0 +1,12 @@
+<div class="task">
+    <div class="header">
+        <mat-icon class="drag-n-drop">drag_handle</mat-icon>
+        <mat-checkbox class="example-margin"></mat-checkbox>
+        <div class="input-container">
+            <input type="text" [formControl]="taskNameControl" />
+        </div>
+        <button mat-button type="button" class="expand">
+            <mat-icon>expand_more</mat-icon>
+        </button>
+    </div>
+</div>