fix duplicate authentication attempts when two clients attempt to acquire authentication at the same time, also clean up a lot of my old swift code
fix duplicate authentication attempts when two clients attempt to acquire authentication at the same time, also clean up a lot of my old swift code

thrasher-/breadwallet,litecoin-association/LoafWallet,litecoin-association/LoafWallet,litecoin-association/LoafWallet,thrasher-/breadwallet,litecoin-association/LoafWallet