Add immature balances to getwalletinfo.

src/rpcwallet.cpp

@@ -1991,7 +1991,8 @@ Value getwalletinfo(const Array& params, bool fHelp)
             "{\n"
             "  \"walletversion\": xxxxx,     (numeric) the wallet version\n"
             "  \"balance\": xxxxxxx,         (numeric) the total confirmed bitcoin balance of the wallet\n"
-            "  \"unconfirmedbalance\": xxxx, (numeric) the total unconfirmed bitcoin balance of the wallet\n"
+            "  \"unconfirmed_balance\": xxx, (numeric) the total unconfirmed bitcoin balance of the wallet\n"
+            "  \"immature_balance\": xxxxxx, (numeric) the total immature balance of the wallet\n"
             "  \"txcount\": xxxxxxx,         (numeric) the total number of transactions in the wallet\n"
             "  \"keypoololdest\": xxxxxx,    (numeric) the timestamp (seconds since GMT epoch) of the oldest pre-generated key in the key pool\n"
             "  \"keypoolsize\": xxxx,        (numeric) how many new keys are pre-generated\n"
@@ -2005,7 +2006,8 @@ Value getwalletinfo(const Array& params, bool fHelp)
     Object obj;
     obj.push_back(Pair("walletversion", pwalletMain->GetVersion()));
     obj.push_back(Pair("balance",       ValueFromAmount(pwalletMain->GetBalance())));
-    obj.push_back(Pair("unconfirmedbalance", ValueFromAmount(pwalletMain->GetUnconfirmedBalance())));
+    obj.push_back(Pair("unconfirmed_balance", ValueFromAmount(pwalletMain->GetUnconfirmedBalance())));
+    obj.push_back(Pair("immature_balance",    ValueFromAmount(pwalletMain->GetImmatureBalance())));
     obj.push_back(Pair("txcount",       (int)pwalletMain->mapWallet.size()));
     obj.push_back(Pair("keypoololdest", pwalletMain->GetOldestKeyPoolTime()));
     obj.push_back(Pair("keypoolsize",   (int)pwalletMain->GetKeyPoolSize()));