Release 0.2-25

use R_Calloc/R_Free instead of the long deprecated Calloc/Free.
emulate NonNullStringMatch.
fixed dontrun examples.

Release 0.2-24

fixed SET_TYPEOF in sdists.
fixed invalid URLs in documentation.

Release 0.2-23

sprintf was not an issue.

Release 0.2-22

change encoding of source files.

Release 0.2-21

fixed UNPROTECT in proximus.
fixed missing PROTECT in sdists.

Release 0.2-20

changed UN / PROTECT approach in proximus.

Release 0.2-18

added DLL registry.

Release 0.2-17

fixed duplicated factor levels in Mushroom data.

Release 0.2-16

fixed colnames in fitted.proximus.

Release 0.2-15
Release date: 2015-07-23

fixed imports.

Release 0.2-14

renamed int_arraySubscript.

Release 0.2-13

adjusted package dependencies and imports.

Release 0.2-12
Release date: 2013-04-30

fixed invalid memory access in rockMerge.

Release 0.2-11
Release date: 2012-11-30

duplicated arraySubscript for code isolation.

Release 0.2-10
Release date: 2012-08-31

resolved native symbols.

Release 0.2-9
Release date: 2012-01-18

extended the weight argument in all sdists interfaces.

added approximate substring matching to sdists.trace.
added text option to plot.sdists.graph.


Release 0.2-8
Release date: 2011-09-15

fixed lty issue in plot.sdists.graph.

fixed possible issue on sparc-solaris in proximus.c.

Release 0.2-7
Release date: 2011-09-09

changed image.matrix to implot so that other packages which 
use image work with cba.

fixed justification issues in documentation.

Release 0.2-6
Release date: 2009-01-07

dists, row.dist, col.dist, colSums.dist, colMeans.dist,
rowSums.dist, rowMeans.dist, [[.dist, subset.dist, dim.dist, 
dimnames.dist, dapply, dapply.list were removed as the same
functionality is provided in package proxy.

cluproxplot and seriation were removed as these are provided
and further developed in package seriation.

in sdists.c changed temporary storage from CHARSXP to RAWSXP
for compatibility with R-2.9.x.

added pairwise option to sdists.

added sdists.center and sdists.center.align.

reversed CHANGELOG.

Release 0.2-5
Release date: 2008-05-25

fixed encoding declaration in proximus documentation (C)
fixed example in rockCluster documentation (C)

Release 0.2-1
Release date: 2006-09-04

fixed Windoze C99 versus gnu99 issues (C)
fixed order.matrix and order.data.frame (C)

Release 0.2-0
Release date: 2006-08-31

added stress (C)
fixed future problems with strict type checking in (C)
by using SET_STRING_ELT instead of SET_ELEMENT.

Release 0.1-9
Release date: see next

fixed asymmetric weights bug in sdists (C)
added traceback function for sdists (C)
fixed bug due to copy on change in all distance functions (C)
added rowSums.dist and dapply (C)
added interrupt checks to all distance functions (C)
added traceback plot for sdists (C)
added cluster.dist (C)

Release 0.1-8
Release date: 2006-03-01

fixed random-access bug in subset_dist C code which made the return 
value dependent on the order of the subset indexes (C)
added names to cluster labels in rockCluster and ccfksm (C)
added C code for fuzzy binary distance computation (C)
added C code for distance computation on sequences (C)
reduced cluproxplots memory needs (M)
introduced hcl colorspace and fixed colorkey for cluproxplot (M)

Release 0.1-7
Release date: 2006-01-27

added cluProxMatrix class w/ print and plot methods (M)
simplified the cluproxplot interface by using plotOptions for all plotting 
	related options (m)
added threshold to cluproxplot (M)

Release 0.1-6
Release date: 2005-12-12

cluproxplot uses now really grid (M)
added colorkey for cluproxplot (M)

Release 0.1-5
Release date: 2005-10-26

Fixed similarity conversion for intraClusterSim in clusimplot (Michael)
renamed clusimplot to cluproxplot (Cluster Proximity plot) (M)
cluproxplot uses grid now and includes a silhouettes plot (M)
added interface for seriation (M)

Release 0.1-4
Release date: 2005-09-12

Added drop option to as.dummy and sparse K-means code. 
Added clusimplot (Michael)
Added Mushroom data set (Michael)

Release 0.1-3
Release date: 2005-09-08

The package develops into a trash bag: moved optimal leaf ordering
and stuff in. This sucks! (C)

Release 0.1-2
Release date: 2005-08-30

Major changes include merging in of Proximus. Visualization is sketchy but
useable. Most of the stuff definitely belongs to separate packages. However, 
it all ended up here. The C code is at least -Wall -pedantic clean.

Release 0.1-1
Release date: 2005-07-02

Bug fixes, better fitting in with existing R functionality (e.g. class dist).
Added efficient conversion of nominal variables to dummy coding.

Release 0.1
Release date: 2005-05-30

Alpha release of the Rock package which implements the Rock algorithm.
Focus is on efficient implementation of time critical functions: distance
computation and merging.