require Expressions by default

otherwise, when running tests on their own they would miss the Expressions class

Author: koenpunt

ActiveRecord.php

@@ -16,6 +16,7 @@
 require __DIR__.'/lib/ConnectionManager.php';
 require __DIR__.'/lib/Connection.php';
 require __DIR__.'/lib/Serialization.php';
+require __DIR__.'/lib/Expressions.php';
 require __DIR__.'/lib/SQLBuilder.php';
 require __DIR__.'/lib/Reflections.php';
 require __DIR__.'/lib/Inflector.php';

test/ExpressionsTest.php

@@ -1,5 +1,4 @@
 <?php
-require_once __DIR__ . '/../lib/Expressions.php';
 
 use ActiveRecord\Expressions;
 use ActiveRecord\ConnectionManager;