wif compressed version byte is the pubkey version byte,
not the address version byte (so x80 or xef).
This is updated in the scripts and the Qt code for
exporting or displaying.
sendtomany update:
script now works with segwit or non-segwit inputs
(segwit by default), still requiring a utxo and a
wif compressed privkey as input.
small clean up in electrum:
remove nonresponsive testnet server
remove unwanted print statement from fee estimate