Config bootstrap with webpack

public/js/history.js

@@ -378,5 +378,5 @@ function parseToHistory(list, notehistory, callback) {
 }
 
 module.exports = {
-  writeHistory: writeHistory
+    writeHistory: writeHistory
 }

public/js/index.js

@@ -13,6 +13,7 @@ require('../vendor/showup/showup');
 
 /* bootstrap */
 require('bootstrap');
+require('bootstrap/dist/css/bootstrap.css');
 
 /* code mirror plugins */
 require('codemirror/keymap/vim');