Read Kern files in Matlab

This function reads a kern file to a note matrix

%Reads a kern file into a note matrix
%FileName is the path to the kern file
%nmat is a note matrix with the following information
%ONSET DURATION MIDI-CHANEL MIDI-PITCH VELOCITY ONSET DURATION
%(BEATS) (BEATS) (NUMBER) (MIDI NOTE NUMBER) (VELOCITY) (SEC) (SEC)
%Information about kern files is given in the following link
%Humdrum Representation for Basic Notated Music
%http://www.music-cog.ohio-state.edu/Humdrum/representations/kern.rep.html
%Information about note matrix can be found in the following link
%Eerola, T. & Toiviainen, P. (2004). MIDI Toolbox: MATLAB Tools for Music Research. University of Jyväskylä: Kopijyvä, Jyväskylä, Finland.
%Available at http://www.jyu.fi/hum/laitokset/musiikki/en/research/coe/materials/miditoolbox/
%krn2nmat file is a function implemented by Gissel Velarde