fix multiple attribute behavior

Author: Graham Butler

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@author.io/element-select",
-  "version": "1.0.10",
+  "version": "1.0.11",
   "description": "author-select custom element (web component).",
   "main": "dist/author-select.min.js",
   "scripts": {

showroom/dist/css/main.css

@@ -1,6 +1,6 @@
 /**
  * author-select-showroom v1.0.0 generated on Wed Mar 27 2019.
- * Built at 00:18:15 GMT-0700 (Pacific Daylight Time)
+ * Built at 00:32:10 GMT-0700 (Pacific Daylight Time)
  * Copyright (c) 2019 Author.io
  */
 "use strict";var Demo=new NGNX.VIEW.Registry({selector:".demo",namespace:"demo.",init:function(){console.log("works")}});