So Metallica is remastering KEA and RTL, and plans to release them in 2015 sometime. No word yet on
...And Justice. They confirmed their first two on their website a few weeks ago.
Metallica.com | News | WANTED: Your Audio Recordings, Videos, and Snapshots from Kill 'Em All and Ride The Lightning
They are calling the reissues "deluxe remastered versions" whatever that means. Still, I am psyched for this.