* Changing __indexBuildCompletionCallbackForTests callback to serverStartComplete
* Improving serverStartComplete callback to avoid production unhandled promise rejection
* Add test to check inexistence of unhandled promise rejection on server fail
* Removing some hooks delays
* Removing delay after reconfigureServer
* Improving code style
* removes from emailverificationtoken spec
* updates winston
* Updates ValidationAndPasswordsReset
* Use local request in schemas
* Removes request in rest.spec
* Removes request from PushRouter0
* removes request from public API
* removes request from index.spec
* Removes request form parse.push spec
* removes request from ParseInstallation spec
* Removes from ParseHooks
* removes request from ParseGlobalConfig.spec
* Removes request from ParseAPI.spec.js
* removes request from LogsRouter
* removes in features
* Filters undefined headers instead of crashing
* Removes request from ParseUser spec
* Removes usage of request in ParseFile.spec.js
* Removes request from AuthAdapters.js
* removes request-promise from ParseGeoPoint.spec
* Removes request-promise from ParseQuery spec
* remove request-promise from UserPII
* removes request-promise from EnableExpressErrorHandler
* Updates RevocableSessionUpgrade spec
* Update RestQuery
* Removes read preferenceOptionM
* ensure we forward auth from URL
* use request in CloudCode.spec.js
* Removes request-promise from JobSchedule.spec
* Removes rp from VerifyUserPassword.spec.js
* Removes rp from PasswordPolicy spec
* Removes rp from ParsePolygon spec
* Removes rp from fullTextSearch spec
* Removes rp from PArseQuery.Aggregate
* Ensure we properly forward errors
* Removes request and request-promise
* Propagate error to express handler in all situations
* Call the default error handler if `enableExpressErrorHandler` is truthy
* Updating options interface and definitions
* Testing express error handler
* Test spec fixes
* Fix test