[hyena] Remove unused file.

[Gabriel Burt <gburt src gnome org>]

commit 5fee903a195defc765c88dc076cc33e784cb9a0c
Author: Ruben Vermeersch <ruben savanne be>
Date:   Sat Mar 6 00:10:09 2010 +0100

    Remove unused file.
    
    Removes the unfinished and probably obsolete AccordionPane. Not included in the
    build anyway.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=611960

 src/Hyena.Gui/Hyena.Widgets/AccordionPane.cs |   93 --------------------------
 1 files changed, 0 insertions(+), 93 deletions(-)