fix an improperly configured baseurl, which was causing links to have //

Author: maxthomas

_config.yml

@@ -5,8 +5,8 @@ title: Plumatic Blog
 #  Write an awesome description for your new site here. You can edit this
 #  line in _config.yml. It will appear in your document head meta (for
 #  Google search results) and in your feed.xml site description.
-baseurl: "https://plumatic.github.io/" # the subpath of your site, e.g. /blog/
-url: "https://github.com/plumatic/"
+baseurl: "" # the subpath of your site, e.g. /blog/
+url: "https://plumatic.github.io/"
 #twitter_username: jekyllrb
 #github_username:  jekyll
 #