updated mininum dfb to 0.9.24 added more directfb wrapper functions

updated mininum dfb to 0.9.24 added more directfb wrapper functions

2006-06-14  Michael Emmel  <mike.emmel@gmail.com>
    * configure.in: updated mininum  dfb to 0.9.24
    * gdk/directfb/gdkdirectfb.h: added more directfb wrapper functions
    * gdk/directfb/gdkdrawable-directfb.c: wrapper functions and patch from
     Claudio Ciccani <klan@users.sf.net> to use a subsurface for cairo
    * gdk/directfb/gdkvisual-directfb.c: changed initalization sequence
    * gdk/directfb/gdkwindow-directfb.c: corrected reparent for toplevels
    * gdk/directfb/gdkdisplay-directfb.c: changed initilization sequence
    to a more rational order