Release 1.0-5
* bertinplot(): fixed representation for 0, neg. values and highlight. 
	(Bug report by G. Sawitzki).
* bertinplot(): added panel.blocks and option for shading
* bertinplot(): added bertin_cut_line()

Release 1.0-4
* pimage() now uses grid.raster.
* dissplot() now uses grid.raster.

Release 1.0-3
* improved validity check for permutations and added check for dist with 
    neg. entires to seriate.dist.

Release 1.0-2
* service release

Release 1.0-1
* added drop=FALSE in permute for matrix.
* fixed reordering for labels.
* added permute for character.
* added different methods to calculate between cluster 
    dissimilarities (min, max, avg, Hausdorff).
* dissplot has now additional options hue, power, gamma, flip and 
    changed behavior for averages. dissplot depends now on colorspace.

Release 1.0-1
