remove unused functions.
change name of function.
remove whitespaces.
rename some functions.
simplify ClusterSynth
cleanup. Removed explicit calls to clusterGroup, etc
args.isNil to args.size == 0.
some other corrections.
remove unused functions
don't allow to call class methods with no arguments.
things that were changed a long time ago.
Updates... don't really remember what happened here.
removed some postlns