* Add secrets service
* Revert accidental changes in util encryption
* Make minor changes
Move functional options to models
Revert renaming types to models
* Add context
* Minor change in GetDataKey
* Use CreateDataKeyWithDBSession in CreateDataKey
* Handle empty DEK name in DeleteDataKey
* Rename defaultProvider
* Remove secrets store service
* refactor util encryption library so it doesn't have to import log
* add util.SplitString to handle space and/or comma-separated config lines
* go fmt