DM1 map: Add explosive disc and razor disc pickups.
Add p1 Interceptor Disc projectile shape.
Projectile: Don't automatically take teamId from source object.
Implement Interceptor Disc.
Don't ghost MGL1v1 pseudo-projectile to other clients.
Give SG1v1 the ability to mark disc targets.
Give MGL1v1 the ability to mark disc targets.
Update win32 engine binary.
AiPlayer changes.