List of known bugs or areas that need improvments

NXBrowser
---------
-setEmptySelectionEnabled: not working or not displaying.

OpenPanel
---------
takes to long to open the first time

Panel
-----
Add an NXAlertPanel

PopUpList
---------
is autosizing to title instead of remaining constant size

Scroller
-------
Scroll buttons don't work

Slider
------
sometimes gets instanciated in mode showing value.

TextFieldCell
-------------
Sometimes the text is slightly cut off on the left.   See
examples/PopUpList for sample.

