And the first 90 minutes has been color-corrected? Already?!
Hopefully, the last forty minutes will be a walk for you. After the color-correcting, there's not much I can think of to do to ESB for the Revisted edition.
Oh yeah! And when Luke's hand is cut off, the lightsaber blade looks like it was chopped off just a centimeter or so from the top of the screen. I can't find a screengrab of it, but I'm sure you know what I'm talking about. That should be a (relatively) simple fix.