add comment at the end of csv file, with Matlab version > R2012b, the last...

add comment at the end of csv file, with Matlab version > R2012b, the last line with MISSING_VALUE field isn't read

Error using hashtable/subsref (line 30)
object for key: code not a valid struct object.

Error in automaticQC (line 31)
MISSING_VALUE = tsg.qc.hash.MISSING_VALUE.code;

@dynaload/write.m

@@ -176,6 +176,10 @@ for k = keys(self)
   end
 end
 
+% add comment line at the end of file
+% -----------------------------------
+fprintf( self.fid, '%%\n', str);
+    
 % close file
 % ----------
 fclose(self.fid);