Moving definition of util_memoize_flush from memoize-procs.tclto 20-memoize-init.tcl. server_cluster_httpget_from_peers procwas not defined when loading memoize procs. This issue is relatedto bug #2396.
always set item_blog_url, save_url and unsave_url (checks as to whether to display or not are done in the adp); pass -- to string_truncate to be safe; pass user_id to permission_p