Fixed #7 -- Moved Whoosh to the common requirements.
Migrate settings to django-configurations.
Update README.rst
Make more settings configurable through env variables.
Add gunicorn to default apps.
Fix TEMPLATE_DEBUG setting.
Merge pull request #8 from EuroPython/feature/configurations

Migrate settings to django-configurations.
Move django_extensions to Dev environment
Database URL should use the same prefix as everything else.
Fix a typo in the Base settings.
Reset unused STATICFILES_DIRS setting
Merge branch 'develop' into feature/proposals

Conflicts:
	pyconde/conf/global_settings.py