Minor changes

Most of the changes from @raymondwanyoike's pull request #22 but without the profile image -> gravatar change.  The current change set looks pretty good, and even enables social icons... yay.  See the new twitter and rss icons:

![screenshot from 2013-09-30 23 49 04](https://f.cloud.github.com/assets/191754/1240779/04c4b678-2a12-11e3-9a36-07f1614e9a46.png)