2000-05-23  Sven Neumann  <sven@gimp.org>

* plug-ins/common/flarefx.c
* plug-ins/common/glasstile.c: a more elegant way to update
  the preview when parameters change.

* plug-ins/common/grid.c: if a selection is active, show the
  selected area in the preview.

* plug-ins/common/illusion.c: applied modified version of
  gimp-timecop-200005-7.illusion which adds a preview to the
  illusion plug-in.

* plug-ins/common/jigsaw.c: applied modified version of
  gimp-timecop-200005-8.jigsaw which adds a preview to the
  jigsaw plug-in.

* plug-ins/common/max_rgb.c: applied modified version of
  gimp-timecop-200005-9.max_rgb which adds a preview to the
  max_rgb plug-in.

* plug-ins/common/noisify.c: applied modified version of
  gimp-timecop-200005-10.noisify which adds a preview to the
  noisify plug-in.

* plug-ins/common/nova.c: applied modified version of
  gimp-timecop-200005-11.nova which adds a preview to the
  nova plug-in.