Maintenance update

Removed a bunch of sounds that should be unnecessary, let me know if any of my guns using this base are missing sounds. I have an idea of resounding most of the guns anyways to be more realistic but that might be a separate version of the different mods with new sounds.

Misc. fixes and minor additions

a couple new ammotypes and a couple attachment balances

New ammotypes and a couple misc tweaks

Various improvements and new ammotypes. Comment if you have problems