Now that we have a management interface, it makes sense to save spam by default

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@39820 467b73ca-7a2a-4603-9d3b-597d59a354a9

code/sitefeatures/SSAkismet.php

@@ -1,7 +1,7 @@
 <?php
 class SSAkismet extends Akismet {
 	private static $apiKey;
-	private static $saveSpam = false;
+	private static $saveSpam = true;
 	
 	static function setAPIKey($key) {
 		self::$apiKey = $key;