Added tastypie-swagger module, initial swagger support

Swagger is accessible under the /api/v2/doc/ endpoint
Added basic tests for swagger integration
Merge pull request #281 from avishai-ish-shalom/swagger

Swagger
Fix bug resulting in many errors in production
Bug fix: update url param for password reset confirm to match change in django 1.6
See changes in 1.6 as documented at https://docs.djangoproject.com/en/1.6/topics/auth/default/#django.contrib.auth.views.password_reset
Fix password_reset_confirm reverse

Plust PEP8 on user/urls.py