From 67c0a6fc377d75957d19196957563aefc8841d64 Mon Sep 17 00:00:00 2001
From: Natan Vivo <nvivo64@gmail.com>
Date: Thu, 12 Dec 2013 12:13:10 -0200
Subject: [PATCH] Makes some parameters optional, as they are not required by
 backbone.

---
 backbone/backbone.d.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backbone/backbone.d.ts b/backbone/backbone.d.ts
index 25b431453..cdcd145c2 100644
--- a/backbone/backbone.d.ts
+++ b/backbone/backbone.d.ts
@@ -10,7 +10,7 @@
 declare module Backbone {
 
     interface AddOptions extends Silenceable {
-        at: number;
+        at?: number;
     }
 
     interface HistoryOptions extends Silenceable {
@@ -19,7 +19,7 @@ declare module Backbone {
     }
 
     interface NavigateOptions {
-        trigger: boolean;
+        trigger?: boolean;
     }
 
     interface RouterOptions {