extend IridiumClient constructor to allow passing a custom HttpClient, e.g for adding custom http headers

Author: danielclasen

src/main/java/cash/ird/walletd/IridiumClient.java

@@ -6,6 +6,7 @@
 import cash.ird.walletd.model.request.BlockRange;
 import cash.ird.walletd.model.request.Key;
 import cash.ird.walletd.model.response.*;
+import cash.ird.walletd.rpc.HttpClient;
 import cash.ird.walletd.rpc.WalletdClient;
 import cash.ird.walletd.rpc.exception.IridiumWalletdException;
 import cash.ird.walletd.rpc.method.RequestMethod;
@@ -33,6 +34,10 @@ public IridiumClient(String url) {
         this.walletdClient = new WalletdClient(url);
     }
 
+    public IridiumClient(String url, HttpClient httpClient) {
+        this.walletdClient = new WalletdClient(url, httpClient);
+    }
+
     @Override
     public boolean reset() throws IridiumWalletdException {
         return this.walletdClient.doRequest(RequestMethod.RESET, NoopResponse.class) != null;