Update README.md

Author: erusev

README.md

@@ -8,13 +8,13 @@ Better Markdown Parser in PHP — <a href="https://parsedown.org/demo">demo</a>
 
 ## Features
 
-* One file
-* No dependencies
-* [Super fast](http://parsedown.org/speed)
-* Extensible
-* [GitHub flavored](https://github.github.com/gfm)
-* [Tested](http://parsedown.org/tests/) in 5.3 to 7.3
-* [Markdown Extra extension](https://github.com/erusev/parsedown-extra)
+- One file
+- No dependencies
+- [Super fast](http://parsedown.org/speed)
+- Extensible
+- [GitHub flavored](https://github.github.com/gfm)
+- [Tested](http://parsedown.org/tests/) in 5.3 to 7.3
+- [Markdown Extra extension](https://github.com/erusev/parsedown-extra)
 
 ## Installation