apiv2: fix to /admin/members/{id}:GET
use habitrpg-shared locales, removed old ones
Add Critical Hit notification by watching user._tmp.crit
Merge pull request #2237 from colegleason/crit-notif

Add Critical Hit notification by watching user._tmp.crit
apiv2 swagger fixes
swagger GET /challenges fix
add note to custom-day-start property, warning users against using it (@wc8)
Tests for inventoryCtrl
fix #1954 . Start updating API tests, beginning with challenges. Use
test to fix "challenge updates not updating users' tasks"
tests: api.mocha.coffee cleanup WIP
apiv2 swagger fixes to paypal, and send admin emails
challenges: allow members to override challenge.tasks.notes, and sycning
challenge won't update those notes.
challenges: don't disable notes field when challenge-task
challenges: add "official habitrpg challenge" option
challenges: don't remove To-Dos that are part of a challenge when
clearing completed
challenges: but provide default notes
Fix AuthCtrl tests with proper asserts