I do not think selling all gold and trading btc is a wise decision for a simple given fact that gold will exits even tomorrow but btc you do not know as its not governed by any authority or country may change its policies against this currency.
Good point been raised by onrise, Why would you put all your eggs in one basket, Gold is an investment that is more than 5000yrs Old and has proven overtime it is a sure bet, and trade that for BTC that is not 10yrs Old and so many uncertainties surrounding it. Though BTC is outperforming GOld recently, but the wise decion should have been to split your investment fold into both