user interface mcs -- only grabbing gtk1 themes

[Moritz Heiber]

> It appears that the mcs plugin for user interface is looking in
> $HOME/.themes in order to grab gtk themes. However, on debian systems
> at least, gtk2 themes are found in $HOME/.themes-gtk2.0 . Could this
> be added to the directories to search?

Its also looking in $PREFIX/share/themes/ where f.e. the XFce engine
themes get installed to (unless you don't change the path at bulld
time).

Moritz