Created a dynamic generic post with s3 storage and boto library:
- Added a Generic Post model
- Added created a Category model
- The AWS credentials are environment variables
- The posts and the categories can be added via django admin panel
- The images are stored in s3 storage

- Enhanced the press template to support 'press' and 'blogpost' categories

- Added a tag model to enable posts with multiple tags
- Added an image model to enable posts with multiple images
- Changed the s3 format from SUBDOMAIN to PATH
Merge branch 'master' of https://github.com/rogaha/www.docker.io into rogaha-update2

Conflicts:
	_pages/about/press.md
	urls.py

* Added a thumbnail preview in the admin page
* Changed the settings/base.py, there were some problems with STATIC_URL
* Fixed some (probably unrelated) issue with cache.
* Added a thumbnail preview in the admin page
* Changed the settings/base.py, there were some problems with STATIC_URL
* Fixed some (probably unrelated) issue with cache.
Merge branch 'master' into rogaha-update2
fixed meetup (hackday) image
Merge branch 'master' into rogaha-update2

Conflicts:
	assets/img/community/Hackday.jpg
Added ?format=json endpoints to all events, news and press pages.
Some fixes and added fixtures for posts