I think until lightning network is operative, such technologies will not be possible. We would also need segwit.
Until then, it's time to buy and hold on our cold wallets, it's not worth having any BTC in exchanges for any relevant amounts of time.
You could add ShapeShift.io onto your shortlist. There are several options for the weary, but be afraid of higher spreads in their orderbooks. Only a full-scale tradeside can offer lower slippage for exchange services.