Upgrade to Webpack 4 - remove baseUrl property

Signed-off-by: David Mehren <dmehren1@gmail.com>

Author: davidmehren

webpackBaseConfig.js

@@ -356,8 +356,7 @@ module.exports = {
   output: {
     path: path.join(__dirname, 'public/build'),
     publicPath: '/build/',
-    filename: '[name].js',
-    baseUrl: '<%- url %>'
+    filename: '[name].js'
   },
 
   resolve: {