Misc. objects and widgets

Stock icons — icons to reuse
GnomeDbGrayBar — Nice looking gray bar widget
GnomeDbRefBase — Used to reference other objects
GnomeDbCustomLayout — Object to store the model part of custom layouts
GnomeDbGraphviz — Creates .dot files which can then be processed with GraphViz.
GnomeDbWrapperFieldGnomeDbField interface implementation for the GnomeDbModelWrapper object