Update copyright statements.

app/Export/ExpandedProcessor.php

@@ -1,8 +1,8 @@
 <?php
-declare(strict_types=1);
+
 /**
  * ExpandedProcessor.php
- * Copyright (c) 2017 thegrumpydictator@gmail.com
+ * Copyright (c) 2018 thegrumpydictator@gmail.com
  *
  * This file is part of Firefly III.
  *
@@ -20,6 +20,8 @@ declare(strict_types=1);
  * along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
  */
 
+declare(strict_types=1);
+
 namespace FireflyIII\Export;
 
 use Crypt;