re-worked the spas 12 firing sounds because lord kreze demands it

Added pipe bomb & grenade launcher explosion sounds

remade the mp5.
made sounds for the minigun turret.

Reworked MAC-10, added incendiary ammo firing sounds to all guns.

Reworked the SCAR and AKM sounds

Corrected a few things

improved the pitch on ak47 reload
added MP5 and SG sounds
changed SMG deploy sound

small deploy tweak

Adjusted all weapon deployment sounds, and lowered single pistol slide-back volume

adjusted the smg fire, it was too muffled