URIBL_{BLACK,GREY,RED} will be in 3.1.1 updates, so we can switch to reuse for 3.2.0
URIBL_{BLACK,GREY,RED} will be in 3.1.1 updates, so we can switch to reuse for 3.2.0

git-svn-id: e9fe9b84e32fc5e57b7d09c40cd78b14ea28ed71@385191 13f79535-47bb-0310-9956-ffa450edef68

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