Update jekyll version.

*Update jekyll dependencies for the new version.
*Update rake task to start jekyll server.
*Update config file.
New page header.

Add new page header.

*remove twitter bootstrap
*add neat.
Add about page.
Clean out the default layout.
Index redesign.
Creative commons footer.
Fix footer content.
Post redesign.
Fix disqus spaces.

change "posts" include name.
Fix posts styles.
Add projects page.
Add favicon.
Add wiki.html
Keep original permalinks.
Fix css.