Personally, I want to see more weapon options. In KOTOR it was completely useless to take any ranks in blaster use, as you could easily run up to them and deal twice as much damage while taking about the same amount of damage. Though I realize that lightsabers are unparalleled in power in the hands of a jedi with martial focus there should be better options for those of us who use force powers from afar. Also, interesting note to allow going through the game withought becoming a jedi. This is a fun idea and plays into balancing weapons a little, but I figure it would ultimately just make too much work for the devs.
All I hear is more lightsaber customization, but I couldn