update twitter bootstrap css and png's to version 2.1.1
add support for RSS feed.

add link tag in page header, to support subuscribe rss/atom feed in browsers.
Upgrade to twitter bootstrap 2.2.2 plus new styling.
License should be MIT.
Reformat copyright notice as per advice from @allolex.

Closes #78
Merge remote-tracking branch 'origin/master'
release 0.3.0