upgrade setup/config to current github pages.

Without changing anything

Author: timdiggins

.gitignore

@@ -1,3 +1,5 @@
 # ignore files generated by jekyll for local dev
 _site
 
+# lock is determined by Github infrastructure, not by us!
+Gemfile.lock

Gemfile

@@ -0,0 +1,3 @@
+source 'https://rubygems.org'
+
+gem "github-pages", group: :jekyll_plugins

README.md

@@ -5,6 +5,11 @@ This repo is the source for the fog.io website all about the fog cloud computing
 
 
 ## Contributing
-Want to see changes on your local machine? Use the [jekyll](https://github.com/mojombo/jekyll) blogging gem. After you get things setup, use the following command to view the fog site on [localhost:4000](http://localhost:4000/).
+Want to see changes on your local machine?
 
-    jekyll server
+Once you are [setup with ruby and bundler](https://help.github.com/articles/setting-up-your-github-pages-site-locally-with-jekyll/#requirements),
+install jekyll with `bundle install`
+
+After you get things setup, use the following command to view the fog site on [localhost:4000](http://localhost:4000/).
+
+    bundle exec jekyll serve

_config.yml

@@ -1,15 +1,13 @@
 safe:        false
-auto:        false
-server:      false
-server_port: 4000
+port:        4000
 
 source:      .
 destination: ./_site
-plugins:     ./_plugins
+plugins_dir:     ./_plugins
 
 future:      true
 lsi:         false
-pygments:    false
+highlighter:    false
 markdown:    kramdown
 permalink:   none
 
@@ -21,12 +19,11 @@ kramdown:
   footnote_nr: 1
   entity_output: as_char
   toc_levels: 1..6
-  use_coderay: false
-  
-  coderay:
-    coderay_wrap: div
-    coderay_line_numbers: inline
-    coderay_line_numbers_start: 1
-    coderay_tab_width: 4
-    coderay_bold_every: 10
-    coderay_css: style
+  enable_coderay: false
+  syntax_highlighter_opts:
+    wrap: div
+    line_numbers: inline
+    line_numbers_start: 1
+    tab_width: 4
+    bold_every: 10
+    css: style