Added default language pack (en-gb)

admin/localisation/return_reason.php

@@ -0,0 +1,21 @@
+<?php
+// Heading
+$_['heading_title']    = 'Return Reasons';
+
+// Text
+$_['text_success']     = 'Success: You have modified return reasons!';
+$_['text_list']        = 'Return Reason List';
+$_['text_add']         = 'Add Return Reason';
+$_['text_edit']        = 'Edit Return Reason';
+
+// Column
+$_['column_name']      = 'Return Reason Name';
+$_['column_action']    = 'Action';
+
+// Entry
+$_['entry_name']       = 'Return Reason Name';
+
+// Error
+$_['error_permission'] = 'Warning: You do not have permission to modify return reasons!';
+$_['error_name']       = 'Return Reason Name must be between 3 and 128 characters!';
+$_['error_return']     = 'Warning: This return reason cannot be deleted as it is currently assigned to %s returned products!';