Rename Locales and Templates folders to be more consistent

app/Template/event_subtask_create.php

@@ -0,0 +1,19 @@
+<p class="activity-title">
+    <?= e('%s created a subtask for the task <a href="?controller=task&amp;action=show&amp;task_id=%d">#%d</a>', Helper\escape($author), $task_id, $task_id) ?>
+</p>
+<div class="activity-description">
+    <p><em><?= Helper\escape($task['title']) ?></em></p>
+
+    <ul>
+        <li>
+            <?= Helper\escape($subtask['title']) ?> (<strong><?= Helper\escape($subtask['status_name']) ?></strong>)
+        </li>
+        <li>
+            <?php if ($subtask['username']): ?>
+                <?= t('Assigned to %s with an estimate of %s/%sh', $subtask['name'] ?: $subtask['username'], $subtask['time_spent'], $subtask['time_estimated']) ?>
+            <?php else: ?>
+                <?= t('Not assigned, estimate of %sh', $subtask['time_estimated']) ?>
+            <?php endif ?>
+        </li>
+    </ul>
+</div>