[Xcb] Xevent and XCBEvent

[Vincent Torri]

>
> Oh, it's better than that, though. It doesn't matter whether you use
> 8-bit, 16-bit, or 32-bit format: the XCBClientMessageEvent structure
> will be 32 bytes regardless. No buffer overruns there.
>
> I only meant that we have more work to do if you need events completely
> different than ClientMessage.

i've looked at some ecore code and it seems that only the ClientMessage is
used :) Glad to see that i'll finish some parts of the ecore port.

Vincent