Puts manage.py on $PATH and reads .env by default

Once the virtualenv is activated, management commands can be run without
the use of foreman/honcho with `manage.py <command>`.
Merge branch 'python-package' into no-foreman
Upgrades to Django 1.6
Fixes more test paths
Adds ALLOWED_HOSTS
Merge branch 'python-package' into django-1.6
Adds certifi for an updated CA bundle for requests
Merge branch 'python-package' into django-1.6
Change raw_check_data to raw_data.
StatusCheckResults don't have raw_check_data, just raw_data.
Adding Docker option
Merge pull request #58 from labxio/statuscheck-graph

Change raw_check_data to raw_data.
Merge pull request #59 from jevy/master

Adding info about cabot-docker to README
Add very basic db cleanup job
Add some db indices to get rid of slow queries.
Merge branch 'futurecolors-optimization'
Make sure _ensure_dirs gets run - fixes #80
move time zone setting to conf file
move time zone setting to conf file
move time zone setting to conf file
correct syntax