removed the double check box in support ticket list
diff --git a/erpnext/support/doctype/support_ticket/listview.js b/erpnext/support/doctype/support_ticket/listview.js
index a1804b9..58b3866 100644
--- a/erpnext/support/doctype/support_ticket/listview.js
+++ b/erpnext/support/doctype/support_ticket/listview.js
@@ -45,7 +45,6 @@
 	
 	columns: [
 		{width: '3%', content: 'check'},
-		{width: '3%', content:'check'},
 		{width: '20%', content:'name'},
 		{width: '10%', content:'status_html'},		
 		{width: '50%', content:'tags+description', css: {color:'#222'}},