Console printing with short explaination

At the same time, the object prints a message to the jMax console. A second message is printed after error classification, to give some clues about the error.

For a rythm error, we will have for example, appearing just after the error:

####### RHYTHM ERROR #######

And then, when the detector has been able to classify error and give numerical values:

Note (or rest) number 1 was too short of 275.000000 ms !
(55 percent shorter than normal duration)