Moderator cache

Loaded every page, this contains vital informastion on the user's moderating powers.

Definitions

 * time - the last time (timestamp) the mod_cache array has been rebuilt;
 * id - the user id;
 * gq - group query, contains a pre-made query for groups the user is moderator of, it can be:
 * 0=1 - moderator of no groups;
 * 1=1 - allowedTo('manage_membergroups');
 * id_group IN ({list_of_groups}) - list_of_groups is a list (comma separated) of groups the user is moderator of;
 * bq - boards query, contains a pre-made query of boards the user has moderation powers, it can be:
 * 0=1 - moderator of no boards;
 * 1=1 - allowedTo('moderate_forum');
 * id_board IN ({list_of_boards}) - list_of_boards is a list (comma separated) of boards the user has moderation powers;
 * ap - approve posts, an array of boards the user can approve posts in, in other words the return of boardsAllowedTo('approve_posts');
 * mb - moderator boards, an array of boards the user is moderator of;
 * mq - moderator query, a pre-made query of boards the user is moderator of, it can be:
 * 0=1 - moderator of no boards;
 * 1=1 - allowedTo('moderate_forum');
 * b.id_board IN ({list_of_boards}) - list_of_boards is a list (comma separated) of boards the user is moderator of.

Access
The entire moderator cache is stored in $user_info['mod_cache'] and is cached in $_SESSION['mc'].