Merge branch 'master' into 'master'

Favicon, README fix, LICENSE

- Adds a Favicon
- Fixes the README rendering incorrectly
- Adds a license (Same as is used in GitLab CE, but with 2015-2016 for copyright date)

/cc @jnijhof 

See merge request !2

LICENSE

+Copyright (c) 2015-2016 GitLab B.V.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.rdoc → README.md

 This is the Ruby on Rails application that powers [status.gitlab.com](https://status.gitlab.com/).
-This software is MIT Expat licened, please send a merge request to include a license file.
+This software is MIT Expat licensed.

app/views/layouts/application.html.erb

@@ -9,6 +9,9 @@
   <%# Viewport meta tag %>
   <meta name="viewport" content="width=device-width">
+  <%# Favicon %>
+  <link rel="shortcut icon" href="/favicon.ico" />
+
   <%= stylesheet_link_tag    'application', media: 'all' %>
   <%= javascript_include_tag 'application' %>
   <%= javascript_include_tag 'https://www.google.com/jsapi' %>