try to disable title autodetection on github pages

also remove unused excluded files

docs/_config.yml

@@ -2,10 +2,6 @@ url: "https://diaspora.github.io" # the base hostname & protocol
 baseurl: "/diaspora_federation" # the subpath
 contribute_url: "https://github.com/diaspora/diaspora_federation/blob/develop/CONTRIBUTING.md"
 
-exclude:
-  - .*
-  - LICENSE
-
 sass:
   sass_dir: assets/css
   style: nested

docs/index.md

@@ -1,4 +1,5 @@
 ---
+title:
 ---
 
 {% include warning_box.html