fix import path, fix #1782

modules/auth/user_form.go

@@ -7,8 +7,8 @@ package auth
 import (
 	"mime/multipart"
 
-	"github.com/Unknwon/macaron"
-	"github.com/macaron-contrib/binding"
+	"github.com/go-macaron/binding"
+	"gopkg.in/macaron.v1"
 )
 
 type InstallForm struct {