Depending on rumors to make trading decision will make you to lose money as you will always trade out of panic. I will advise you to keep your altcoins as most of them will started appreciating after the hardfork and splitting. Bitcoin gold may not perform very well and sell your altcoins in other to get free bitcoin gold may end you a further lose. I will advise you to watch what will happen before sell your coins. One thing that I am certain of based on my trading experience is that altcoins are going to recover seriously by the middle of next month. Many traders are pumping bitcoin now not just for a free coins but also for what they are hearing on social media and rumors.