Fix for 5.7 JHP and FMJ 60 round mags having casings

Magazines:
- Reduced Bulldog, m45, m90 magazine weight
- Added 60Rnd JHP/FMJ magazines to M7
Ammo:
- Decreased .30-06 penetration
- Gave the Commando values closer to actual 6.5 Creedmoor
- Decreased base 7.62 penetration
- Increased DMR ammo damage
- Decreased 9.5mm penetration, increased damage
- Decreased shotgun pellet penetration
- Increased 40mm pellet spread
- Decreased 14.5 APFSDS damage and increased penetration, and decreased 14.5 HVAP penetration and damage
Weapons
- Decreased M7 Recoil
- Increased MA5C fire rate
- Changed BR55 and ARs to start on the expected firemode
- Added slight fire delay to DMR so it doesn't have a fire rate of 1500 rpm

Temporary fix for an issue with the Sevine Arms Freiden mod

New plasma effects for covenant weapons
12ga and 8ga ammo rebalance

Fixed issues with tank commander's seat and shade turret.

Added loading blurbs to Arcadia, Blood Gulch, Iberius, and Gridlock

MA5K fix

Shuffled classnames around for best practices

Fixed shade turret

Fixed requirements