Add CashAddr Address Format

Ported from Bitcoin Unlimited, Bitcoin ABC

src/core_write.cpp

@@ -4,7 +4,7 @@
 
 #include "core_io.h"
 
-#include "base58.h"
+#include "dstencode.h"
 #include "primitives/transaction.h"
 #include "script/script.h"
 #include "script/standard.h"
@@ -143,8 +143,10 @@ void ScriptPubKeyToUniv(const CScript& scriptPubKey,
     out.pushKV("type", GetTxnOutputType(type));
 
     UniValue a(UniValue::VARR);
-    BOOST_FOREACH(const CTxDestination& addr, addresses)
-        a.push_back(CBitcoinAddress(addr).ToString());
+    for (const CTxDestination& addr : addresses)
+    {
+        a.push_back(EncodeDestination(addr));
+    }
     out.pushKV("addresses", a);
 }