fixed bug where >1000WN clusters would lose the last digit in the 4-digit numbering in the extra matrices
fixed bug where >1000WN clusters would lose the last digit in the 4-digit numbering in the extra matrices

sfranky/qtop,qtop/qtop,fgeorgatos/qtop,fgeorgatos/qtop,qtop/qtop,sfranky/qtop,fgeorgatos/qtop,qtop/qtop