Simpified raven config

RAVEN_MIDDLEWARES_ENABLED removed, no reason to disable middlewares via setting when raven is active.
Added email config

Development evns will send emails to EMAIL_DEBUG_ADDRESSES, production will not.
Celery handles async email messages.
Added dummy settings for intermediate environments
Rewritten celery default settings and moved utils into apps

Using sockets now, they're faster.
Latest Django 1.5.X
Updated thumbnail defaults to fix Imagemagick problems and add redis support
Added cache settings using redis
Refactored non-development environments
Fixing failing tests on nose (path and import issues)
Updated README and changelog
Switched sorl-thumbnail to our fork with descriptors fixed

https://pypi.python.org/pypi/fc-thumbnail/11.15
Merge remote-tracking branch 'origin/master'

Conflicts:
	tinned_django/project_name/settings.py
	tinned_django/requirements.txt