rename to tools directory

internal/tools/httpclient/httpclient.go

@@ -0,0 +1,19 @@
+package httpclient
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/gomodule/redigo/redis"
+	"github.com/gregjones/httpcache"
+	redis_cache "github.com/gregjones/httpcache/redis"
+)
+
+func NewClient(conn redis.Conn) *http.Client {
+	etagCache := redis_cache.NewWithClient(conn)
+	tr := httpcache.NewTransport(etagCache)
+	return &http.Client{
+		Transport: tr,
+		Timeout:   10 * time.Second,
+	}
+}