Merge pull request #66 from coderdojo-japan/remove-bootstrap

使用していない bootstrap と popper を削除

Author: kp54

_includes/head.html

@@ -65,8 +65,4 @@
   <!-- CSS -------------------------- -->
   <!-- DojoCon CSS -->
   <link rel="stylesheet" href="/css/main.css" />
-
-  <!-- JS Framework -------------------------- -->
-  <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
-  <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js" integrity="sha384-geWF76RCwLtnZ8qwWowPQNguL3RmwHVBC9FhGdlKrxdiJJigb/j/68SIy3Te4Bkz" crossorigin="anonymous"></script>
 </head>