feat(main): Add base theme: This is the falcon theme out of the box.

This is falcon v3.1.2

falcon/_dev/js/theme/utils/parseToHtml.js

@@ -0,0 +1,13 @@
+/**
+ * Convert a template string into HTML DOM nodes
+ * @param  {String} str The template string
+ * @return {Node}       The template HTML
+ */
+const parseToHtml = (str) => {
+  const parser = new DOMParser();
+  const doc = parser.parseFromString(str, 'text/html');
+
+  return doc.body.children[0];
+};
+
+export default parseToHtml;