Improve notifications

- Translate subtask status
- Translate internal link labels
- Add link to tasks and projects in overdue notifications

app/Template/notification/subtask_create.php

@@ -4,14 +4,14 @@
 
 <ul>
     <li><?= t('Title:') ?> <?= $this->text->e($subtask['title']) ?></li>
-    <li><?= t('Status:') ?> <?= $this->text->e($subtask['status_name']) ?></li>
+    <li><?= t('Status:') ?> <?= t($subtask['status_name']) ?></li>
     <li><?= t('Assignee:') ?> <?= $this->text->e($subtask['name'] ?: $subtask['username'] ?: '?') ?></li>
-    <li>
-        <?= t('Time tracking:') ?>
-        <?php if (! empty($subtask['time_estimated'])): ?>
+    <?php if (! empty($subtask['time_estimated'])): ?>
+        <li>
+            <?= t('Time tracking:') ?>
             <strong><?= $this->text->e($subtask['time_estimated']).'h' ?></strong> <?= t('estimated') ?>
-        <?php endif ?>
-    </li>
+        </li>
+    <?php endif ?>
 </ul>
 
 <?= $this->render('notification/footer', array('task' => $task)) ?>