Updated to new theme of TeXt

_includes/markdown-enhancements/mermaid.html

@@ -0,0 +1,10 @@
+{%- include snippets/get-sources.html -%}
+{%- assign _sources = __return -%}
+<script>
+  window.Lazyload.js('{{ _sources.mermaid }}', function() {
+    mermaid.initialize({
+      startOnLoad: true
+    });
+    mermaid.init(undefined, '.language-mermaid');
+  });
+</script>