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

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

Update of /cvsroot/octave/octave-forge/extra/NaN
In directory usw-pr-cvs1:/tmp/cvs-serv1554

Modified Files:
	normcdf.m norminv.m normpdf.m 
Log Message:
comments and help improved. Note on valid input arguments improved