From 039c891364084111b668a7e759aacba65f31ded4 Mon Sep 17 00:00:00 2001
From: Hauke Klement <dev@hklement.de>
Date: Tue, 10 Mar 2015 17:16:26 +0100
Subject: [PATCH] allow deselection for optional attributes

---
 app/assets/javascripts/forms.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/assets/javascripts/forms.js b/app/assets/javascripts/forms.js
index 14dcf574..ce7b4fda 100644
--- a/app/assets/javascripts/forms.js
+++ b/app/assets/javascripts/forms.js
@@ -15,6 +15,7 @@ $(function() {
   });
 
   $('select:visible').chosen({
+    allow_single_deselect: true,
     disable_search_threshold: 5,
     search_contains: true
   });