Fix broken email address for App Review Escalations

/me shakes fist @ kmaglione
Updated so "developed" in search and app API are the same (bug 886385)
Show price/method data for all available payment regions (bug 884443)
add swagga to buchets in submission flow (bug 875005)
Performed summary-ectomy (bug 862603)
fix persona test (1st commit!)
show "Free" price if not premium (bug 886763)
Let task accept kwargs
remove metrics ping, leave monolith ping (bug 885377)
Removed the inner task
do less queries in FeaturedApp (bug 869715)
Restart celery workers after deploy.
Removed .delay since it's no longer a task.

I'll get this right eventually.
remove empty _lazy string (bug 887047)
update developers tests
Better apps API description (bug 887047)
stop overloading disabled_regions (bug 886713)
patch the right thing
stop checking for price tier 0 in the code, let the front end handle this (bug 886582)
stop checking for price tier 0 in the code, let the front end handle this (bug 886582)