TTMatrix: added some additional accessor methods
TTMatrix: added some additional accessor methods

jamoma/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore