If the Kenobi in question was Obi-Wan's daughter, Rey could still be Luke's kid. So it's possible that the answer to both of those erm..."options" for Rey's parentage is "yes".

I vote for Obi-Wan’s granddaughter. The lightsaber that called out to Rey was in his possession the longest, for 19 years. He would have just as strong a connection to it through the force as its other two users. While he was on Tattooine he was no longer a “Jedi”, he was in hiding, he was just known as Old Ben…

Another Black Isle Isometric classic should be included in your list.. Planescape Torment