* Implement auditing support
* Document auditing
* Address review comments
* Change log level for errors reading audit config
* Disable auditors during tests
* Make changes to docs suggested by @jvehent
* Code review fixes to init() in audit.go
* Implement encrypt audit event
* Include filepath in Tree created from sops/encrypt/encrypt
* Fix changes in audit.go to stay with current style
* Implement RotateEvent within rotate command
* github.com/lib/pq vendor dependencies
* Always get current user in PostgresAuditor.Handle()
* Initial CR fixes + gofmt
* gofmt
* fixed placement of audit event in rotate()
* Moved to a single table for audit events.
* Revert "Moved to a single table for audit events."
This reverts commit 7e7817e8a1.
* Remove audit tables delete protection rules
* Move to a single audit_event table with action column
* Remove unnecessary tree declaration
