HTTPSで使用できないのでremark.jsのURIを変更した

Author: sasaplus1

_layouts/slide.html

@@ -44,7 +44,7 @@ <h1 class="slide__title">{{ page.title }}</h1>
 
     </div>
     <script id="markdown" type="text/markdown">{% include_relative {{ page.path | split:"/" | last }} %}</script>
-    <script src="https://gnab.github.io/remark/downloads/remark-latest.min.js"></script>
+    <script src="https://rawgit.com/gnab/remark/gh-pages/downloads/remark-latest.min.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/mermaid/0.5.8/mermaid.min.js"></script>
     <script>
       (function(){