Solarized Themes

Now using Solarized Dark for code and Solarized Light for markdown

Exact implementation of Solarized Dark based on solarized-dark-pygments:
https://github.com/gthank/solarized-dark-pygments/blob/master/solarized.py
links to gerrit gitweb and ui-docs
bug fixes and gitweb icon
removing gilt styles from pull request
rolling back package.json repo change
rolling back styles.coffee change
Merge pull request #91 from gilt/pull_request_example_howto_bugfixes

Pull request example howto bugfixes