Add missing template and translations

app/Template/event/task_move_project.php

@@ -0,0 +1,12 @@
+<p class="activity-title">
+    <?= e('%s moved the task #%d "%s" to the project "%s"',
+            $this->text->e($author),
+            $task['id'],
+            $this->text->e($task['title']),
+            $this->text->e($task['project_name'])
+        ) ?>
+    <small class="activity-date"><?= $this->dt->datetime($date_creation) ?></small>
+</p>
+<div class="activity-description">
+    <p class="activity-task-title"><?= $this->text->e($task['title']) ?></p>
+</div>