Bundled fixes [SEE DESC]

* BoundingBox now returns FACE_NONE
+ Arrows can be picked up
* Arrows dug up resume physics simulations
* Added sound effects for bows, lava to stone, and arrows
* Fixed SoundParticleEffect on <1.7 protocols

source/Entities/ProjectileEntity.h

@@ -53,6 +53,9 @@ public:
 	/// Called by the physics blocktracer when the entity hits another entity
 	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) {}
 	
+	/// Called by Chunk when the projectile is eligible for player collection
+	virtual void CollectedBy(cPlayer * a_Dest);
+
 	// tolua_begin
 
 	/// Returns the kind of the projectile (fast class identification)
@@ -80,7 +83,7 @@ protected:
 	
 	/// True if the projectile has hit the ground and is stuck there
 	bool m_IsInGround;
-	
+		
 	// cEntity overrides:
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	virtual void HandlePhysics(float a_Dt, cChunk & a_Chunk) override;
@@ -153,9 +156,20 @@ protected:
 	/// If true, the arrow deals more damage
 	bool m_IsCritical;
 
+	/// Timer for pickup collection animation or five minute timeout
+	float m_Timer;
+
+	/// If true, the arrow is in the process of being collected - don't go to anyone else
+	bool m_bIsCollected;
+
+	/// Stores the block position that arrow is lodged into, sets m_IsInGround to false if it becomes air
+	Vector3i m_HitBlockPos;
+	
 	// cProjectileEntity overrides:
 	virtual void OnHitSolidBlock(const Vector3d & a_HitPos, char a_HitFace) override;
 	virtual void OnHitEntity(cEntity & a_EntityHit, const Vector3d & a_HitPos) override;
+	virtual void CollectedBy(cPlayer * a_Player) override;
+	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
 	
 	// tolua_begin
 } ;