[dev] Agora patch

[Chuck Hagenbuch]

Quoting Duck <duck at obala.net>:

> - Optimize DB usage by not retrieving message body from db if
> thread_view_bodes is false.
> - Add count update script.
> - Add basic phorum import script.
> - Fix countThreads(). Was counting all messages not just thread roots.
> - Remove not used Agora::getFroumId()
> - Fix thread selection.
> - Small php doc fixes.

Committed, thanks!

-chuck

-- 
"we are plastered to the windshield of the bus that is time." - Chris