Use preview config only to override variables, not as an entire config replacement
Edit blog post "jekyll" as per Sean Maass' comments
Update Google Analytics tracking code to Universal Analytics
Update sublime project to exclude more folders
Update font-awesome to version 4.0.3
Fix issue with category links when a category contains a '.'
Use hostname adamwalz.net for ssh instead of config alias
Update Jekyll to version 2.2.0
Clean up syntax highlighting code and use monokai theme
Use Rouge for syntax highlighting instead of pygments.rb
Don't use jumbotron for article headings
Use secondary color for article titles
Fix github gist highlighting

and refactor syntax.scss
Use jekyll environment variables for production/development status
Remove unused images in assets-path
Remove unused demo CSS classes
Clean up control images
Remove unused tile CSS class
Match color of github gist border between top and bottom
Rename image directory to styleimages in _assets

This will help to differentiate between images used in CSS and used
in posts. And leads to using jekyll picture-tag