[TRY 2] Add support for tooltips for system tray icons

[Alexandre Julliard]

James Liggett <jrliggett at cox.net> writes:

> TRY 2: Integrate suggestions from Oleg Krylov and fix a tooltip rectangle bug.
>
> ChangeLog:
> Add support for tooltips for system tray icons.

It would be nicer to only initialize comctl32 once the first icon is
added to avoid doing too much work at explorer startup, since the
parent process is blocked in the meantime.

-- 
Alexandre Julliard
julliard at winehq.org