Merge pull request gocraft#17 from philips/getting-started-fix

README: add encoding/json to getting started

Author: Jonathan Novak

README.md

@@ -9,7 +9,9 @@ package main
 
 import (
 	"database/sql"
-  "fmt"
+	"encoding/json"
+	"fmt"
+
 	_ "github.com/go-sql-driver/mysql"
 	"github.com/gocraft/dbr"
 )