back to one adr[] slice

all adrs can be converted on the fly and displayed both ways.
in the actual UI this shouldn't happen though.

Also utxos are sorted and signed properly.  utxo selection
is still pretty low tech.

shell.go

@@ -212,11 +212,14 @@ func Bal(args []string) error {
 	height, _ := SCon.TS.GetDBSyncHeight()
 
 	for i, a := range SCon.TS.Adrs {
-		fmt.Printf("address %d %s\n", i, a.PkhAdr.String())
-	}
-	for i, a := range SCon.TS.WitAdrs {
-		fmt.Printf("address %d %s [WIT]\n", i, a.PkhAdr.String())
+		wa, err := btcutil.NewAddressWitnessPubKeyHash(
+			a.PkhAdr.ScriptAddress(), Params)
+		if err != nil {
+			return err
+		}
+		fmt.Printf("address %d %s OR %s\n", i, a.PkhAdr.String(), wa.String())
 	}
+
 	fmt.Printf("Total known utxos: %d\n", len(allUtxos))
 	fmt.Printf("Total spendable coin: %d\n", score)
 	fmt.Printf("DB sync height: %d\n", height)
@@ -226,18 +229,18 @@ func Bal(args []string) error {
 // Adr makes a new address.
 func Adr(args []string) error {
 
-	// if there's an arg, make 10 regular adrs
+	// if there's an arg, make 10 adrs
 	if len(args) > 0 {
 		for i := 0; i < 10; i++ {
-			_, err := SCon.TS.NewAdr(false)
+			_, err := SCon.TS.NewAdr()
 			if err != nil {
 				return err
 			}
 		}
 	}
 
-	// always make one segwit
-	a, err := SCon.TS.NewAdr(true)
+	// always make one
+	a, err := SCon.TS.NewAdr()
 	if err != nil {
 		return err
 	}
@@ -271,10 +274,7 @@ func Send(args []string) error {
 	if len(args) < 2 {
 		return fmt.Errorf("need args: ssend amount(satoshis) address wit?")
 	}
-	var wit bool // whether to send to p2wpkh
-	if len(args) > 2 {
-		wit = true
-	}
+
 	amt, err := strconv.ParseInt(args[0], 10, 64)
 	if err != nil {
 		return err
@@ -290,7 +290,7 @@ func Send(args []string) error {
 	fmt.Printf("send %d to address: %s \n",
 		amt, adr.String())
 
-	err = SCon.SendCoins(adr, amt, wit)
+	err = SCon.SendCoins(adr, amt)
 	if err != nil {
 		return err
 	}