Update 19:

Additions
Added the "Kelly" raid into the game
Added the "Decoy coin" as a new throwable ( Unlocks: Recon: 7, Assault: 12, Insurgent: 11, Demolition: 15 )
Added the "Welrod" as a new secondary ( Unlocks: Recon: 19, Assault: 22, Insurgent: 20, Demolition: 23 )
All classes can now unlock all tier 4 weapon upgrades ( No longer locked by class )
Added Mrs White lines to the "Countdown" raid
Added Briefings and intel VO for the "Countdown" raid
Added buckets to practice coin throws in the camp
Added Jeff to credits ( Hi Jeff! )

Bug Fixes
Fixed a bug where notification in the inventory screen for secondaries would stay permanent
Enemies no longer alert enemies around them if they die while suspicious ( Yellow icon )
Fixed some VO related issues on "Countdown"
Fixed Lee Enfield reload speed to better fit the reload animation
Fixed a crash that could happen in online play
Fixed some models that had issues with their LOD
Fixed fences that AI could not see through before
Multiple collision fixes across multiple levels
Multiple navigation fixes across multiple levels (mostly for optimization)

Tweaks
Enemy guard now spot dead bodies easier
Health pickups now drop more often from dead enemies on higher difficulties
The damage from the Kar98 enemies has been lowered
Commander spawn rate on Hard and Very hard is lowered
Lowered the amount of enemies across all difficulties slightly
Lowered amount of enemies per wave slightly ( more noticable on higher difficulties)
Flamer health slightly increased ( From 2000 to 2250 )
Enemies will now try to keep a longer distance and not rush the players as much
Changed the launch speed of the M24 ( to 350 )