* First attempt to add Azure MFA login for PostgreSQL
* Finish merge with master
* Fix auth type default selection
* Add AzureMFAAndUser auth type for Orcas
* Fix formatting
* Update change log
* Incorporate some review comments
* Missed an occurrence of AzureResource
* Try to move all changes out of azdata.d.ts and sqlops.d.ts
* Concrete implementation of ConnectionProfile in azdata no longer has azureAccount
* Use enum names instead of numbers in config files