Add more statistic tracking (#4837)

+ Added possible 1.8 stats
+ Added stat tracking for 1.8.2
+ Added stat tracking for 1.9
+ Added the breed cow achievement

Co-authored-by: 12xx12 <12xx12100@gmail.com>

src/ClientHandle.cpp

@@ -2109,6 +2109,7 @@ void cClientHandle::Tick(float a_Dt)
 		LOGD("Client %s @ %s (%p) has been queued for destruction, destroying now.",
 			m_Username.c_str(), m_IPString.c_str(), static_cast<void *>(this)
 		);
+		GetPlayer()->GetStatManager().AddValue(Statistic::LeaveGame);
 		Destroy();
 		return;
 	}