The twitter post contradicts that. Also, I don't think Holinka is in charge of anything weapon related. Also, there's literally no way we saw all the skins. Especially since they haven't even added them all in and will add more in through the expansion.
Below is a quote that was asked on the post followed by the response.
On the warrior blog coming this week, will it be discussed why their artifacts were chosen to all be swords. No axes or hammers?