bug#52986: 29.0.50; tab bar doesn't immediately show

[martin rudalics]

>> Do you have any idea what the window manager needs to do? I can try to relay 
some advice upstream to the
>> QTile project.
>
> I think the ConfigureNotify event?  Martin, am I right?

Yes.  Although IMHO the QTile people should not be bothered with one of
the silliest of our idiosyncrasies.

martin