Review Request: Adds a page/slide navigator control for the statusbar, used in Stage & Flow

[Thorsten Zachmann]

Hello Friedrich,

> > One thing I noticed which is not due to your code but only visible when
> > your code is there is that if you enter the first/last page in the widget
> > the actions do not get enabled/disabled and therefore it shows the old
> > state of the actions, e.g. when entering the last page the next and last
> > action should be disabled and the first/previous should be enabled.
> 
> Found at least a workaround, or perhaps even the right-thing-to-do here,
> setting the active page via the proxyobject, like
> KoPAView::navigatePage(...) does.
> 
> Okay to commit?

Looks good please commit.

Thorsten