Description: Function to write matrix contents to file. Replacement for (slow) dlmwrite in MATLAB

Usage: mex_WriteMatrix(filename,matrix,format,delimiter, writemode);

Parameters:

• filename - full path for CSV file to export
• matrix - matrix of type 'double' values to be exported
• format - format of export (sprintf) , e.g. '%10.6f'
• delimiter - delimiter, for example can be ',' or ';' or sprintf('\t')
• writemode - write mode 'w+' for rewriting file 'a+' for appending