[kronolith] hover time suggestion

[Chuck Hagenbuch]

Quoting Payton <payton at repligen.com>:

> I'm not the best at tweaking horde code, but here is a patch to perform
> what I suggested. It modifies the file kronolith/lib/Driver.php.

Cleaned up, combined with your other patch, and committed - thanks!

-chuck

--
Charles Hagenbuch, <chuck at horde.org>
"I'm really... I'm not too fascinated by green food." - Average Joe