Webhooks v2 (and other fixes) (#10265)

* begin implementing global webhooks

* add checklist item scored webhook

* add pet hatched and mount raised webhooks (no tests)

* fix typo

* add lvl up webhooks, remove corrupt notifications and reorganize pre-save hook

* fix typo

* add some tests, globalActivity webhook

* fix bug in global activiy webhook and add more tests

* add tests and fix typo for petHatched and mountRaised webhooks

* fix errors and add tests for level up webhook

* wip: add default data to all webhooks, change signature for WebhookSender.send (missing tests)

* remove unused code

* fix unit tests

* fix chat webhooks

* remove console

* fix lint

* add and fix webhook tests

* add questStarted webhook and questActivity type

* add unit tests

* add finial tests and features

test/api/v3/integration/webhook/PUT-user_update_webhook.test.js

@@ -95,6 +95,7 @@ describe('PUT /user/webhook/:id', () => {
     let webhook = await user.put(`/user/webhook/${webhookToUpdate.id}`, {type, options});
 
     expect(webhook.options).to.eql({
+      checklistScored: false, // starting value
       created: true, // starting value
       updated: false,
       deleted: true,