[Octave-cvsupdate] CVS update notice (octave-forge/extra/NaN)

[Alois S. <sch...@us...>]

Update of /cvsroot/octave/octave-forge/extra/NaN
In directory sc8-pr-cvs1:/tmp/cvs-serv31882

Modified Files:
	std.m 
Log Message:
implement best unbiased estimation of S.D. (Note: this is different than the square root of the best unbiased estimator of the variance)