AO3-5234 Moderate Works - otwcode/otwarchive

AO3-5234 Moderate Works
#3162

elzj wants to merge elzj:AO3-5234-moderate-works into otwcode:master

All good!

No new issues were found.

File	Maintainability
app/controllers/admin/spam_controller.rb	A 0 mins
app/models/moderated_work.rb	A 0 mins
spec/models/moderated_work_spec.rb	A 0 mins
db/migrate/20171114212142_add_spam_hiding_to_admin_settings.rb	A 0 mins
db/migrate/20171031204025_create_moderated_works.rb	A 0 mins
public/javascripts/select_all.js	B C +6 hrs