uri_to_domain was letting a bunch of stuff through that it really shouldn't -- terms with whitespace, single 'word' domains (www), etc.
uri_to_domain was letting a bunch of stuff through that it really shouldn't -- terms with whitespace, single 'word' domains (www), etc.

git-svn-id: d99324e817494df82bb0080d8e7ab74680731a10@10471 13f79535-47bb-0310-9956-ffa450edef68

apache/spamassassin,apache/spamassassin,apache/spamassassin,apache/spamassassin,apache/spamassassin