Extend markdown features (add support to footnotes and tables)

src/theme.rs

@@ -11,6 +11,8 @@ impl Theme {
     pub fn new(root_path: String) -> Self {
         let mut parser_options = pulldown_cmark::Options::empty();
         parser_options.insert(pulldown_cmark::Options::ENABLE_STRIKETHROUGH);
+        parser_options.insert(pulldown_cmark::Options::ENABLE_TABLES);
+        parser_options.insert(pulldown_cmark::Options::ENABLE_FOOTNOTES);
 
         Theme {
             root_path,