Merge branch 'dev' of https://github.com/kitygraph/kityminder into dev

src/ui/combobox.js

@@ -89,6 +89,7 @@
             initSelectItem: function(){
 
                 var me = this,
+                    options = me.data( "options" ),
                     labelClass = "."+labelClassName;
 
                 me.root().delegate('.' + itemClassName, 'click', function(){
@@ -96,6 +97,10 @@
                     var $li = $(this),
                         index = $li.attr('data-item-index');
 
+                    if ( options.disabled[ index ] ) {
+                        return false;
+                    }
+
                     me.trigger('comboboxselect', {
                         index: index,
                         label: $li.find(labelClass).text(),