As promised, I'm releasing the latest on my armory pack since 0.58 has come out. Enjoy some new shotguns, and lots of new other stuff as well. Here's the list:

Armalite:
AR-15(M4)
AR-15(M16A1)
AR-15(M16A3)

Auto-Ordnance Co:
Thompson M1928

Barett:
M107

Beretta:
M9

Colt:
M1873

Erma Werke:
MP40

FN Herstal:
M249
P90

General Dynamics:
M2 Browning

Heckler and Koch:
MP5
UMP

IJA:
Type 38
Type 99
Type 100

Izhmash:
AK-47
Model 1891-30
SKS
SVD
SVT-40

Mauser:
G98
K98

Military Police Systems:
AA-12

Milkor:
MGL-140

Nexter:
FAMAS

Remington:
Model 700
Model 870
M24 SWS
USMC M40A3

RSAF:
Lee-Enfield (No. 4 Mk I)
Lee-Enfield (No. 5 Mk I)
SA80 (L85A1)
L1A1 SLR

Springfield:
Model 1861
M1903
M1 Garand

U. S. Ordnace:
M60

Walther:
G43

Winchester:
Model 1873
Model 1897

Here's the link: http://filesmelt.com/dl/Marksmanships_Armory.zip

Here's a picture of a few of the guns: http://filesmelt.com/dl/Marksmanships_Armory_Samples.png