2006-03-14  Morten Welinder  <terra@gnome.org>

	* functions.c (gnumeric_correl): Ignore blanks as advertised.
	(gnumeric_covar): Ditto.
	(gnumeric_rsq): Ditto.
	(gnumeric_intercept): Ignore blanks.  (Which isn't advertised, but
	makes sense.)
	(gnumeric_slope): Ditto.

2006-03-14  Morten Welinder  <terra@gnome.org>

	* src/collect.c (collect_floats): When collecting info, walk over
	blanks too.