Revert "switch to jsoniter"

This reverts commit b112a18aa5.

Gopkg.lock

@@ -26,10 +26,10 @@
   revision = "501929d3d046174c3d39f0ea54ece471aa17238c"
 
 [[projects]]
-  name = "github.com/json-iterator/go"
-  packages = ["."]
-  revision = "36b14963da70d11297d313183d7e6388c8510e1e"
-  version = "1.0.0"
+  branch = "master"
+  name = "github.com/hashicorp/golang-lru"
+  packages = [".","simplelru"]
+  revision = "0a025b7e63adc15a622f29b0b2c4c3848243bbf6"
 
 [[projects]]
   branch = "master"
@@ -46,6 +46,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "827d405fafae0abd3b872001a1c24ad4e89a6302acd15d6eb1f3a5dfc6b18cdd"
+  inputs-digest = "3bb30a1d65e170c9b0f282efa56af8096dc74f149744743dddd27f26e1880612"
   solver-name = "gps-cdcl"
   solver-version = 1

Gopkg.toml

@@ -40,7 +40,3 @@
 [[constraint]]
   branch = "master"
   name = "github.com/tecbot/gorocksdb"
-
-[[constraint]]
-  name = "github.com/json-iterator/go"
-  version = "1.0.0"

bitcoinrpc.go

@@ -3,12 +3,11 @@ package main
 import (
 	"bytes"
 	"encoding/hex"
+	"encoding/json"
 	"fmt"
 	"log"
 	"net/http"
 	"time"
-
-	jsoniter "github.com/json-iterator/go"
 )
 
 type RPCError struct {
@@ -304,7 +303,7 @@ func (b *BitcoinRPC) GetAddress(txid string, vout uint32) (string, error) {
 }
 
 func (b *BitcoinRPC) call(req interface{}, res interface{}) error {
-	httpData, err := jsoniter.Marshal(req)
+	httpData, err := json.Marshal(req)
 	if err != nil {
 		return err
 	}
@@ -318,5 +317,5 @@ func (b *BitcoinRPC) call(req interface{}, res interface{}) error {
 		return err
 	}
 	defer httpRes.Body.Close()
-	return jsoniter.NewDecoder(httpRes.Body).Decode(res)
+	return json.NewDecoder(httpRes.Body).Decode(&res)
 }