From 89d22369176514019489fc1c6a7b4dd5efa97aa9 Mon Sep 17 00:00:00 2001
From: danzel <danzel@localhost.geek.nz>
Date: Wed, 17 Oct 2012 15:16:27 +1300
Subject: [PATCH] Remove __layer property on markers that are removed,
 otherwise on re-adding them we'll assume they are already added. Woops!

---
 src/MarkerClusterGroup.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/MarkerClusterGroup.js b/src/MarkerClusterGroup.js
index cf4434b65..31ff22729 100644
--- a/src/MarkerClusterGroup.js
+++ b/src/MarkerClusterGroup.js
@@ -120,6 +120,9 @@ L.MarkerClusterGroup = L.FeatureGroup.extend({
 			L.FeatureGroup.prototype.removeLayer.call(this, layer);
 			layer.setOpacity(1);
 		}
+
+		delete layer.__parent;
+
 		return this;
 	},