Begin CSS and page layouts.

Added some CSS based off of tom.preston-werner.com and
Zach Holman's left theme. Altered the layouts for post
ande default.
Fix inclusion of generated files, update css
Add blurb to sidebar, add rake tasks
Rework sidebar and css. Add some content.

Add stubs for pages projects and contact, add barebones about
and posts pages. Add two fake posts to see how it looks.
Fix the sidebar positioning a bit, not final.