Merge branch 'master' of https://github.com/davidstutz/bootstrap-multiselect

dist/js/bootstrap-multiselect.js

@@ -1144,6 +1144,9 @@
             if (this.options.disableIfEmpty && $('option', this.$select).length <= 0) {
                 this.disable();
             }
+            else {
+                this.enable();
+            }
             
             if (this.options.dropRight) {
                 this.$ul.addClass('pull-right');