fixed iterating over attributes
getting dendrogram mapping from hierarchical result
fixed null pointer exception in rendering dendrogram export
fixed rendering dendrogram to a file
Merge pull request #1 from tomasbruna/master

interface for bisection
try to render class panel
fixed updating clustering when cutting dendrogram
fixed resizing silhoulette to dendrogram preview
updated incremental cutoff method
moved experiments to a separate folder
working on clust score evolution
changed default cutoff strategy
hac evolution experiment
gradient image should not require graphical display
avoiding headless exception
evolution of HAC guided by external score
fixed setting cutoff strategy
fire final result at the end of evolution
fixed fatal error in obtaining cutoff strategy
fixed setting evaluator for cutoff function