bitcoind: fix multiple addresses for address history

lib/services/bitcoind.js

@@ -589,6 +589,9 @@ Bitcoin.prototype._paginateTxids = function(fullTxids, from, to) {
 Bitcoin.prototype.getAddressHistory = function(addressArg, options, callback) {
   var self = this;
   var addresses = [addressArg];
+  if (_.isArray(addressArg)) {
+    addresses = addressArg;
+  }
   if (addresses.length > this.maxAddressesQuery) {
     return callback(new TypeError('Maximum number of addresses (' + this.maxAddressesQuery + ') exceeded'));
   }