Buttons are exported as a global "options" in the factory.
Additionally the theme's buttons are also exported. The thme decided
based on the custom button positions property which one to use.
In the kcm the button options are also exported.
* Displays list with previews instead of a dropdown with just the name.
* Configuration is moved into an own dialog accessible via a configure button for each decoration
* Button configuration is moved into a dialog, by that the tabs are removed
* Aurorae themes are listed just like normal decorations
* GHNS support to download Aurorae themes
* Semi-live preview of changed: when configure dialog is closed the preview is updated
* About Dialog added for each decoration (needs updates in desktop files - the information is missing)
svn path=/trunk/KDE/kdebase/workspace/; revision=1077141
