Basic people stuff
Merge branch 'master' into people

Conflicts:
	mozbadges/site/base/templates/base.html
Adjusting template
Custom auth backend to use our Person model
Updating templates
Wrapper for compat imports
Mozillians API
Adding Mozillians API app info
Featurising…
- caching
- logging
- less susceptible to HTTP errors
- using `constance` for settings
F**k it, we'll do it live
- Note to self: remember to commit stuff
Merge branch 'master' into people

Conflicts:
	mozbadges/settings/local.py-dist
	requirements/dev.txt
	requirements/prod.txt
Removing last vestiges of `site.auth`
Fixing `south`/`constance` versions in req docs
Fixing person admin
Merge pull request #15 from mozilla/people

Merging this, against my better judgement.