Merge pull request #16 from vcoisne/press-page

Press page - added news links and blog posts
Adding Sys-Con Media press release to the press page
Fixed the email form error that you got when you were already subscribed. Updated the text to indicate the new purpose of the list on the subscribe form. + fixed typo in title in heading.
Updating press page with admin magazine
Merge branch 'master' of https://github.com/dotcloud/www.docker.io
Adding redhat annoucement
increased the number of news items to 6 and filters now by show=True
Update the live page
Updated the press page

Added blog and news links