see:
http://forums.civfanatics.com/showthread.php?t=458168
There is an "Options.sql" file in the main folder (I believe). Simply open that and change the values (1 or 0) of the parts you'd like. I'd definitely do this pre-game (and probably with a cleared cache folder as well). hope that helps.
Oh im sry, i meant the only the speed of the units movement
