[KDev4] status displayer

[Kris Wong]

> I personally never even look at the statusbar, simply because its 
> "too far away", I nearly have to move my head to see its content.

I look at it all the time.  I have the "Show type evaluation in status
bar" option turned on though.  It's also handy for the progress bar that
is displayed when opening the project.  It gives me some indication that
KDevelop is actually doing something while I wait for my project to
open.

Kris Wong