[NOP] add counting
move
redo counting -> fix maximum number!
all fix
fixes
[CLI] restore old CLI, mark deprecated
[FIX] use R^2 for distance
[TEST,NOP] fix order of tree
[TEST] fix black box test after R^2 change
[TEST] fix test, add one more test after R^2 change
[FIX] fix if no data is present

- use null trafo if no data is available
[FEATURE] extend yaml output