#9 try to avoid double slashes in url

Author: adriaanm

_config.yml

@@ -7,5 +7,5 @@ redcarpet:
   extensions: ["no_intra_emphasis", "fenced_code_blocks", "autolink", "tables", "with_toc_data", "strikethrough", "lax_spacing", "space_after_headers", "superscript", "footnotes"]
 # with_toc_data requires redcarpet 3.1 to get
 # pretty ID attributes for Hn headers (https://github.com/vmg/redcarpet/pull/186)
-baseurl: /scala-ref-markdown/
+baseurl: /scala-ref-markdown
 # permalink: /docs/:title.html