Changes

While Matthias claims "ChessGUI is not [[WinBoard]], nor [[Arena]], nor ..., but instead it is just an idea in a pre-beta stage of conception" <ref>[http://www.chess.hylogic.de/ BigLion Homepage]</ref>, its sophisticated [[Tournament Manager|tournament modes ]] along with its ''Sample Testsuite Tools'' <ref>[http://www.talkchess.com/forum/viewtopic.php?t=41608 an STS Tool retouched] by [[Matthias Gemuh]], [[CCC]], December 26, 2011</ref> make ChessGUI a popular framework for [[Engine Testing|engine testing]] and to produce [[Engine Rating Lists|rating lists]].