refactor(): move core/bundle-components logic to use uglify-es

Author: danbucholtz

config/uglifyjs.config.js

@@ -1,5 +1,5 @@
 
-// https://www.npmjs.com/package/uglify-js
+// https://www.npmjs.com/package/uglify-es
 
 module.exports = {
 

src/core/bundle-components.ts

@@ -5,7 +5,7 @@ import * as path from 'path';
 import * as nodeSass from 'node-sass';
 import * as rollup from 'rollup';
 import * as typescript from 'typescript';
-import * as uglify from 'uglify-js';
+import * as uglify from 'uglify-es';
 import * as cleanCss from 'clean-css';