some not fully tested stuff

src/weapons/ProjectileInfo.h

@@ -6,4 +6,5 @@ class CProjectileInfo
 {
 public:
 	static bool RemoveIfThisIsAProjectile(CObject *pObject);
+	static bool IsProjectileInRange(float x1, float x2, float y1, float y2, float z1, float z2, bool remove);
 };