fixed bitbucket url format for django-switter which caused make to error
Install aptitude so that we can use it on a ubuntu-server install
update stale apt db (for fresh VMs)
Removed assert from config.py which was erroring if config.json did not match config.private.json
Removed leftover function used by an assert which was removed by commit 39fc0d4eb581c3d9e271c45e77738ede97a8fa8f
Added config.private.json.example which should act as a template for config.private.json
Removed pycon specific lines from config.json.
Updated config.json to use EVENT instead of pycon.
Added default logo (text on image).
Updated config.json to use working timvideos urls instead of EVENT.
Set logo to preexisting TimVideos logo.
Added documentation to the websites README.md on which files need to be edited for the system to use a new events data.
Added event logo location information to the 'Prepare the system for an event' section of website/README.md
Added Makefile to the files that need to be updated for a new event in  websites/README.md
Corrected information about how to set up config.json (config.private.json) in website/README.md
Updated website/README.md 'Preparing the system for an event' with updated information on how to create config.private.json
Updated documentation about config.private.json
Added information about favicon.ico to documentation.
Changed formating of 'Preparing the system for an event' documentation to look nicer when rendered as Github Markup.
Added end bracket.