Better PEN15

A better looking PEN15 also let you slap the forward assist for fun!

"BTW I'm just about to test a brand new weapon system I've been working on! wanna see?"

Change Log

1.0.0 Added Better Pen15 in Firearms------>AssaultRifles.

1.1.0 Added mag release input and tweaked textures.

1.1.1 Texture changes. Added blast_ar_magwell model from ModulAR2, thanks Meat_Banana!

1.1.2 Still tweaking textures.

1.2.0 Added a secret function.

1.2.1 Forward assist slap threshold tweak and texture tint change.

1.3.0 Added bolt reset malfunction, when it occurred, slap the forward assist to snap it back to front. Added correct AR Charging Handle behavior when bolt locked.

1.4.0 Updated the secret function.