Add organisation

_config.yml

@@ -2,6 +2,7 @@
 title: start.ffhh
 description: "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: ""
+organisation:     Freifunk Hamburg
 twitter_username: FreifunkHH
 github_username:  freifunkhamburg/start-ffhh
 about_page:       https://hamburg.freifunk.net/

_includes/header.html

@@ -1,8 +1,7 @@
 <header>
     <nav class="navbar navbar-default">
         <div class="navbar-header">
-        <a class="navbar-brand" href="{{ site.baseurl }}/">{{ site.title }}</a>
-
+            <a class="navbar-brand" href="{{ site.baseurl }}/">{{ site.organisation }} - {{ site.title }}</a>
         </div>
     </nav>
 </header>