2012-02-11  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* src/sstest.c (test_random_randnorm): new
	(test_random): enable test_random_randnorm
	(test_random_normality): new
	(test_random): use sample size of 20000
	* src/rangefunc.h (gnm_range_adtest): new
	* src/rangefunc.c (gnm_range_adtest): new, extracted from
	plugins/fn-stat/functions.c

2012-02-11  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* functions.c (gnumeric_adtest): use gnm_range_adtest