If they don't want to write Mara Jade like she was, then using her is just going to annoy one of her fans while simultaneously not mattering at all to people who don't know the character from the old EU.
FTFY
Oh yes, because I'm the only one who actually likes stories involving characters they like, not characters that steal names of existing characters.

I was done with the conversation before, but I let myself get dragged back in. I'm done with it now. I made my opinion clear. Now, back to talking about Rebels.