Short circuit handshake if default account does not exist.
Short circuit handshake if default account does not exist.

jrick/btcwallet,Roasbeef/btcwallet,Stash-Crypto/btcwallet,decred/dcrwallet,jrick/dcrwallet,jrick/dcrwallet,btcsuite/btcwallet,decred/dcrwallet,synrg-labs/btcwallet,Stash-Crypto/btcwallet,Roasbeef/btcwallet,btcsuite/btcwallet,jrick/btcwallet,synrg-labs/btcwallet