Use addInput in _fromNonP2SH

lib/transaction/transaction.js

@@ -353,8 +353,14 @@ Transaction.prototype.from = function(utxo, pubkeys, threshold) {
 };
 
 Transaction.prototype._fromNonP2SH = function(utxo) {
+  var clazz;
   utxo = new UnspentOutput(utxo);
-  this.inputs.push(new PublicKeyHashInput({
+  if (utxo.script.isPublicKeyHashOut()) {
+    clazz = PublicKeyHashInput;
+  } else {
+    clazz = Input;
+  }
+  this.addInput(new clazz({
     output: new Output({
       script: utxo.script,
       satoshis: utxo.satoshis
@@ -364,7 +370,6 @@ Transaction.prototype._fromNonP2SH = function(utxo) {
     sequenceNumber: DEFAULT_SEQNUMBER,
     script: Script.empty()
   }));
-  this._inputAmount += utxo.satoshis;
 };
 
 Transaction.prototype._fromMultisigUtxo = function(utxo, pubkeys, threshold) {