Upgrade to KH 3.3.0

includes/kohana/modules/khemail/vendor/swift/preferences.php

@@ -0,0 +1,20 @@
+<?php
+
+/****************************************************************************/
+/*                                                                          */
+/* YOU MAY WISH TO MODIFY OR REMOVE THE FOLLOWING LINES WHICH SET DEFAULTS  */
+/*                                                                          */
+/****************************************************************************/
+
+// Sets the default charset so that setCharset() is not needed elsewhere
+Swift_Preferences::getInstance()->setCharset('utf-8');
+
+// Without these lines the default caching mechanism is "array" but this uses
+// a lot of memory.
+// If possible, use a disk cache to enable attaching large attachments etc
+if (function_exists('sys_get_temp_dir') && is_writable(sys_get_temp_dir()))
+{
+  Swift_Preferences::getInstance()
+    -> setTempDir(sys_get_temp_dir())
+    -> setCacheType('disk');
+}