Merge pull request #177 from arif-ali/master

update nginx ssl doc

web-server/nginx/gitlab-ssl

@@ -11,6 +11,10 @@
 # sudo chmod o-r gitlab.key
 # Also you need to edit gitlab-shell config.
 # Set "gitlab_url" param in gitlab-shell/config.yml to https://git.example.com 
+# You also need to edit gitlab/config/gitlab.yml
+#  1) Define port for http: port: 443
+#  2) Enable https:         https: true
+#  3) Disable gravatar:     enabled: false
 
 upstream gitlab {