Recommend extra-dep in yaml_configuration.yml
Recommend extra-dep in yaml_configuration.yml

Now that valid-wanted has been deprecated, it should be removed from the documentation.
anton-dessiatov/stack,deech/stack,keent/stack,supermario/stack,Fuuzetsu/stack,rubik/stack,achernyak/stack,mrkkrp/stack,Fuuzetsu/stack,deech/stack,sjakobi/stack,Blaisorblade/stack,AndreasPK/stack,AndrewRademacher/stack,luigy/stack,juhp/stack,sjakobi/stack,meiersi-11ce/stack,phadej/stack,AndrewRademacher/stack,narrative/stack,lukexi/stack,lukexi/stack,juhp/stack,martin-kolinek/stack,fizruk/stack,meiersi-11ce/stack,rvion/stack,harendra-kumar/stack,Blaisorblade/stack,fizruk/stack,MichielDerhaeg/stack,Heather/stack,mathhun/stack,mrkkrp/stack,MichielDerhaeg/stack,anton-dessiatov/stack,harendra-kumar/stack,Heather/stack,vigoo/stack,narrative/stack,AndreasPK/stack,keent/stack,mathhun/stack,achernyak/stack,supermario/stack,vigoo/stack,luigy/stack,martin-kolinek/stack,phadej/stack,rvion/stack,rubik/stack