Log Message:
Update skipstone to 0.8.3

from ChangeLog:

- Lots of patches from Daniel for various things..
- Martin Robinson sent a patch for find dialog where it keeps the last search
  term, I'll improve this later on.
- Agh! the typo that made the minimum font size not stick was back! fixed
  again. Thanks to Daniel for finding out.
- Add a wrapper for all gtk_moz_embed_load_url() -->
 _skipstone_load_url() for
 skipstone internal use only and it adds a grab_focus on the embedding
 widget
 to help Daniel out on his upcoming kiosk mode patch.
- Patch from Devik  to fix --enable-cvs-mozilla and fix
 compilation on mozilla 1.0rc3
- Patch from Daniel for fixing minor leaks when config files don't
 exist.
- Added an Up button plugin, must place an up.xpm inside your theme
  directory or it won't display a pixmap