Transaction: helper to return parsed-out list of inputs

Transaction.js

@@ -181,6 +181,19 @@ function spec(b) {
     return this.hash;
   };
 
+  // convert encoded list of inputs to easy-to-use JS list-of-lists
+  Transaction.prototype.inputs = function inputs() {
+    var res = [];
+    for (var i = 0; i < this.ins.length; i++) {
+      var txin = this.ins[i];
+      var outHash = txin.getOutpointHash();
+      var outIndex = txin.getOutpointIndex();
+      res.push([outHash, outIndex]);
+    }
+
+    return res;
+  }
+
   /**
    * Load and cache transaction inputs.
    *