Reading in default config files before site-specific deliberately
Transforming all configs into strings when writing to _config.yml
Merge branch 'new-configs' of github.com:imathis/octopress into new-configs

* 'new-configs' of github.com:imathis/octopress:
  Reworded the "how to configure" header for the Rakefile
  renamed some configs and broke pinboard and delicous out of sharing since they function as link streams
Using lib/octopress for configuration stuff
Restored Compass's config.rb, and using Octopress::Configuration to read the site configuration