Alter SQLite tests config to use the sqlite3 driver under PHP 5.4+
diff --git a/tests/mocks/database/config/sqlite.php b/tests/mocks/database/config/sqlite.php
index cf428f4..8665e20 100644
--- a/tests/mocks/database/config/sqlite.php
+++ b/tests/mocks/database/config/sqlite.php
@@ -1,7 +1,8 @@
 <?php
+$dbdriver = is_php('5.4') ? 'sqlite3' : 'sqlite';
 
 return array(
-	
+
 	// Typical Database configuration
 	'sqlite' => array(
 		'dsn' => '',
@@ -9,7 +10,7 @@
 		'username' => 'sqlite',
 		'password' => 'sqlite',
 		'database' => realpath(__DIR__.'/..').'/ci_test.sqlite',
-		'dbdriver' => 'sqlite',
+		'dbdriver' => $dbdriver,
 	),
 
 	// Database configuration with failover
@@ -19,7 +20,7 @@
 		'username' => 'sqlite',
 		'password' => 'sqlite',
 		'database' => '../not_exists.sqlite',
-		'dbdriver' => 'sqlite',
+		'dbdriver' => $dbdriver,
 		'failover' => array(
 			array(
 				'dsn' => '',
@@ -27,7 +28,7 @@
 				'username' => 'sqlite',
 				'password' => 'sqlite',
 				'database' => realpath(__DIR__.'/..').'/ci_testf.sqlite',
-				'dbdriver' => 'sqlite',
+				'dbdriver' => $dbdriver,
 			),
 		),
 	),