Merge pull request #14 from PinPinIre/master

Update the requirements file for OSX Mavericks
Heroku and Amazon S3 configuration
SECRET_KEY is now an env var.
Merge pull request #17 from PinPinIre/library

Library feature
Fix broken admin images
Merge pull request #19 from houli/heroku

Heroku and Amazon S3 configuration
Freshers week landing page.
Change time.
Merge pull request #20 from houli/freshers

Freshers week landing page.
Add bold styling, links and update text to reflect FB event.
Facebook url goes to new page.
Fix weight on continue link
Shayan.
Change workmans event to our event.
Revert urls and remove freshers page.
Temporarily remove contact form and add mailto link.
Merge branch 'master' of https://github.com/DUCSS/ducss-site
Add commands to manage.py
Add function to help create authors
Add library to header