Added the possibility to convert a subtask to a task

app/Template/subtask/remove.php

@@ -3,15 +3,18 @@
 </div>
 
 <div class="confirm">
-    <p class="alert alert-info">
+    <div class="alert alert-info">
         <?= t('Do you really want to remove this sub-task?') ?>
-    </p>
-
-    <p><strong><?= $this->text->e($subtask['title']) ?></strong></p>
+        <ul>
+            <li>
+                <strong><?= $this->text->e($subtask['title']) ?></strong>
+            </li>
+        </ul>
+    </div>
 
     <div class="form-actions">
         <?= $this->url->link(t('Yes'), 'subtask', 'remove', array('task_id' => $task['id'], 'project_id' => $task['project_id'], 'subtask_id' => $subtask['id']), true, 'btn btn-red') ?>
         <?= t('or') ?>
         <?= $this->url->link(t('cancel'), 'task', 'show', array('task_id' => $task['id'], 'project_id' => $task['project_id']), false, 'close-popover') ?>
     </div>
-</div>
+</div>