Speed webpack up

app.js

 
 window.toastr = require('toastr');
 
-export conference from './conference';
-export API from './modules/API';
-export keyboardshortcut from './modules/keyboardshortcut/keyboardshortcut';
-export remoteControl from './modules/remotecontrol/RemoteControl';
-export settings from './modules/settings/Settings';
-export translation from './modules/translation/translation';
-export UI from './modules/UI/UI';
-
-// Used by do_external_connect.js if we receive the attach data after connect
-// was already executed. status property can be 'initialized', 'ready', or
-// 'connecting'. We are interested in 'ready' status only which means that
-// connect was executed but we have to wait for the attach data. In status
-// 'ready' handler property will be set to a function that will finish the
-// connect process when the attach data or error is received.
-export const connect = {
-    handler: null,
-    status: 'initialized'
-};
+import conference from './conference';
+import API from './modules/API';
+import keyboardshortcut from './modules/keyboardshortcut/keyboardshortcut';
+import remoteControl from './modules/remotecontrol/RemoteControl';
+import settings from './modules/settings/Settings';
+import translation from './modules/translation/translation';
+import UI from './modules/UI/UI';
+
+window.APP = {
+    API,
+    conference,
+
+    // Used by do_external_connect.js if we receive the attach data after
+    // connect was already executed. status property can be 'initialized',
+    // 'ready', or 'connecting'. We are interested in 'ready' status only which
+    // means that connect was executed but we have to wait for the attach data.
+    // In status 'ready' handler property will be set to a function that will
+    // finish the connect process when the attach data or error is received.
+    connect: {
+        handler: null,
+        status: 'initialized'
+    },
+
+    // Used for automated performance tests.
+    connectionTimes: {
+        'index.loaded': window.indexLoadedTime
+    },
 
-// Used for automated performance tests
-export const connectionTimes = {
-    'index.loaded': window.indexLoadedTime
+    keyboardshortcut,
+    remoteControl,
+    settings,
+    translation,
+    UI
 };
 
 // TODO The execution of the mobile app starts from react/index.native.js.

webpack.config.js

     },
     output: {
         filename: `[name]${minimize ? '.min' : ''}.js`,
-        libraryTarget: 'umd',
         path: `${__dirname}/build`,
         publicPath: '/libs/',
         sourceMapFilename: `[name].${minimize ? 'min' : 'js'}.map`
     }
 };
 
-const configs = [
-
-    // The Webpack configuration to bundle app.bundle.js (aka APP).
+module.exports = [
     Object.assign({}, config, {
         entry: {
             'app.bundle': [
+
                 // XXX Required by at least IE11 at the time of this writing.
                 'babel-polyfill',
                 './app.js'
-            ]
-        },
-        output: Object.assign({}, config.output, {
-            library: 'APP'
-        })
-    }),
+            ],
 
-    // The Webpack configuration to bundle device_selection_popup_bundle.js
-    // (i.e. js file for the device selection popup dialog).
-    Object.assign({}, config, {
-        entry: {
             'device_selection_popup_bundle':
-                './react/features/device-selection/popup.js'
-        }
-    }),
+                './react/features/device-selection/popup.js',
 
-    // The Webpack configuration to bundle do_external_connect.js (which
-    // attempts to optimize Jitsi Meet's XMPP connection and, consequently, is
-    // also known as HTTP pre-bind).
-    Object.assign({}, config, {
-        entry: {
             'do_external_connect':
                 './connection_optimization/do_external_connect.js'
         }
             'external_api': './modules/API/external/index.js'
         },
         output: Object.assign({}, config.output, {
-            library: 'JitsiMeetExternalAPI'
+            library: 'JitsiMeetExternalAPI',
+            libraryTarget: 'umd'
         })
     })
 ];
 
-module.exports = configs;
-
 /**
  * Determines whether a specific (HTTP) request is to bypass the proxy of
  * webpack-dev-server (i.e. is to be handled by the proxy target) and, if not,