Dust outputs: Fix condition (one OP_RETURN was avoiding checks on other outputs)

lib/transaction/transaction.js

@@ -151,12 +151,10 @@ Transaction.prototype._validateChange = function() {
 Transaction.DUST_AMOUNT = 5460;
 
 Transaction.prototype._hasDustOutputs = function() {
-  var output;
-  for (output in this.outputs) {
-    if (this.outputs[output].script.isDataOut()) {
-      return false;
-    }
-    if (this.outputs[output].satoshis < Transaction.DUST_AMOUNT) {
+  var index, output;
+  for (index in this.outputs) {
+    output = this.outputs[index];
+    if (output.satoshis < Transaction.DUST_AMOUNT && !output.script.isDataOut()) {
       return true;
     }
   }