Declare strict type.

app/Handlers/Events/ConnectJournalToPiggyBank.php

@@ -1,4 +1,7 @@
-<?php namespace FireflyIII\Handlers\Events;
+<?php
+declare(strict_types = 1);
+
+namespace FireflyIII\Handlers\Events;
 
 use Auth;
 use FireflyIII\Events\TransactionJournalStored;

app/Handlers/Events/FireRulesForStore.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 /**
  * FireRulesForStore.php
  * Copyright (C) 2016 Sander Dorigo

app/Handlers/Events/FireRulesForUpdate.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 /**
  * FireRulesForUpdate.php
  * Copyright (C) 2016 Sander Dorigo

app/Handlers/Events/ScanForBillsAfterStore.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 /**
  * RescanJournalAfterStore.php
  * Copyright (C) 2016 Sander Dorigo

app/Handlers/Events/ScanForBillsAfterUpdate.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types = 1);
 /**
  * ScanForBillsAfterUpdate.php
  * Copyright (C) 2016 Sander Dorigo

app/Handlers/Events/UpdateJournalConnection.php

@@ -1,4 +1,6 @@
-<?php namespace FireflyIII\Handlers\Events;
+<?php
+declare(strict_types = 1);
+namespace FireflyIII\Handlers\Events;
 
 use FireflyIII\Events\TransactionJournalUpdated;
 use FireflyIII\Models\PiggyBankEvent;