Recalculate all members post counts
it requires the admin_forum permission.
- recounts all posts for members found in the message table
- updates the members post count record in the members table
- honors the boards post count flag
- does not count posts in the recycle bin
- zeros post counts for all members with no posts in the message table
- runs as a delayed loop to avoid server overload
- uses the not_done template in Admin.template
The function redirects back to action=admin;area=maintain;sa=members when complete.
It is accessed via ?action=admin;area=maintain;sa=members;activity=recountposts