Ask all you want but a data update only is never going to happen.
As to the many "cracks of the bat"? Simple solution, make a copies of whichever sound you like, rename them to match the different cracks so all files are now the same. Voila you have only one sound for batted balls. Post it as a mod and I doubt your site's bandwidth will be able to keep up with the demand.
Hit and run is used by the AI . You will see it on hard ground balls to SS where the only play is to first base, because the runner was in motion.