Start creation account (#1400)

* New logic for creating accounts on start email links

* Updates

* Updates

* Updates

* Updates to creation logic, assign session from confirm code

* Updates

* Included created column in accounts table

* Revert original migration version

* Updates

* Update conditional check for approval status

* Update validation account

* Handle edge case with multi accounts

* Updates

* Performance tweak, order by desc first

* Conditional check for created status test

* Show account name in processing logs

* Mig for staging db remove deprecated columns

* Removed deprecated col staging

* Version migration

* Updates

* Updates

* Simplifed conditional check, update fetch path

* Updates

* Include all attr for sequilize issue

* Modify waiting list flag/no longer checking

* Version back migration from stage fix

* Revert to master ver for wait migration

* Removed crufty function