first commit -> move some files from one-api

tests/mocks/database/drivers/sqlite.php

@@ -0,0 +1,16 @@
+<?php
+
+class Mock_Database_Drivers_Sqlite extends Mock_Database_DB_Driver {
+
+	/**
+	 * Instantiate the database driver
+	 *
+	 * @param	array	DB configuration to set
+	 * @return	void
+	 */
+	public function __construct($config = array())
+	{
+		parent::__construct('CI_DB_sqlite3_driver', $config);
+	}
+
+}