Revert "Update STATSD_PREFIX for dev. Bug 960269"

This reverts commit 599790e9fc24a894a749032bcf1a7e5bcd4677d7.
use save instead of update to prev. recursion but trigger post_saves (bug 962717)
Merge pull request #1663 from ngokevin/statusrecurse

call save instead of update in pingback api (bug 962717)
Optimize update_addon_download_totals

There was some stale webapp data here overwriting my data. This ignores
webapps and also DELETED addons, plus avoids saving the addon when we
don't need to.
Double escape company for IARC (bug 962362)
Fixes tests broken by 968eede
fix xunit bug on jenkins by updating nose to dev version
Merge branch 'master' of ssh://github.com/mozilla/zamboni
remove references to the builder; bug 961403
show spinners when validation results are loading (bug 958219)

close #1658
Add SENTRY_DSN to stage addons settings.
use get/create when marking all notes read
redirect / to /edit on devhub (bug 963407)
Merge pull request #1680 from ngokevin/devurl

redirect / to /edit on devhub (bug 963407)
Merge pull request #1673 from magopian/fix-xunit-bug-jenkins

fix xunit bug on jenkins by updating nose to dev version (bug 963188)
Merge branch 'master' of ssh://github.com/mozilla/zamboni
remove the EULA button in the search results in the mobile template
rename EULA to End-User License Agreement
Merge pull request #1668 from diox/drf-bypass-content-negotiation

Don't bother respecting Accept if we only have one renderer (bug 956860)
Merge pull request #1667 from diox/webapps-less-translated-fields

Remove fields we don't need in Webapp._meta.translated_fields (bug 961719)