Update landfill urls
Add --site option to install_landfill
Merge branch 'master' of https://github.com/mozilla/zamboni into update-landfill-urls

Conflicts:
	apps/amo/management/commands/install_landfill.py
Revert "Add --site option to install_landfill"

This reverts commit 232250ceba5a751408f4b5888103791779a033d4.
Remove references to addons landfill URL
Allow CORS requests for mini manifests
Removed some old hackery in manage.py (bug 1021033)
Let's be nice and provide a default like Django's project template does
Merge pull request #2228 from twiss/manifest-cors

Allow CORS requests for mini manifests (bug 994423)
Added python packages for things that were in vendor
Merge pull request #2152 from twiss/update-landfill-urls

Update landfill urls
requirements: newrelic 2.16.0.12 -> 2.20.1.18
Merge pull request #2233 from oremj/bump-newrelic

newrelic 2.16.0.12 -> 2.20.1.18
Clean up the Boku form when there are errors (bug 1013434)
Merge pull request #2229 from mstriemer/boku-error-page-1013434

Clean up the Boku form when there are errors (bug 1013434)
remove add-on-specific fields from `Contribution` (bug 1026281)
Merge pull request #2222 from cvan/rm-statsdictfield

remove add-on-specific fields from `Contribution` (bug 1026281)
fix gross white bottom margin in devhub modals (bug 1027405)
Adds API endpoints and documentation for operator shelves.
Adds API endpoints and documentation for operator shelves.