Recount many forum totals that can be recounted automatically without harm.
it requires the admin_forum permission.
It shows the maintain_forum admin area.
Totals recounted:
- fixes for topics with wrong num_replies.
- updates for num_posts and num_topics of all boards.
- recounts instant_messages but not unread_messages.
- repairs messages pointing to boards with topics pointing to other boards.
- updates the last message posted in boards and children.
- updates member count, latest member, topic count, and message count.
The function redirects back to ?action=admin;area=maintain when complete.
It is accessed via ?action=admin;area=maintain;sa=database;activity=recount.