implement support for caching messages on mass-check clients and optional mass-check message distribution scheduling (by the server) based on client caches
implement support for caching messages on mass-check clients and optional mass-check message distribution scheduling (by the server) based on client caches

git-svn-id: e9fe9b84e32fc5e57b7d09c40cd78b14ea28ed71@588105 13f79535-47bb-0310-9956-ffa450edef68

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