JaGrLib modules and other classes w/o public source code.

@author Josef Pelikan (PE) @version 0.23 $Rev: 281 $ $Date: 2006-06-01 20:55:34 +0200 (čt, 01 VI 2006) $ $Author: pepca $ @since 0.23 @see cz.cuni.jagrlib.piece @see cz.cuni.jagrlib.testing @see cz.cuni.jagrlib.worker