* Fixes#2745.
* Disabled the ability to equip old spheres and old slugs.
* Corrected some of the newer bullets name, weight, price, and effects.
* Updated the ASPD for Gunslinger/Rebellion when equipping guns.
* Spread Attack and Ground Drift now only use bullets.
* Adjusted Slug Shot skill item requirement to the new Slug Bullet.
* Separated pre-renewal and renewal ammo NPC (Kenny and Tony).
-- Renewal no longer has Tony.
-- Kenny can now trade in the Sphere bullets for new bullets.
-- Kenny can now trade in the old Slugs for Slug Bullet.
-- Added new bullets into Kenny.
Thanks to @cydh and @exneval!