Images in articles are now centered.
Increased margin on images.
Fixed error with API methods.
Fixed template bug in feedback emails.
Changed the 'do not reply' email address.
Added dependency on Redis and added CACHE to settings.
Corrected Redis Python package installed.
Implemented cache for article Markdown (closes #10).
Reverted accidental 'print' statement in previous commit.
Tweets are only posted during initial creation of news items instead of during each edit.
Corrected display of author name in the API.