Manager function tidyup
Hopefully improved the key sync function, at least it should be easier to follow whats happening now.
Remove partial logging of unhashed passwords
Added user feedback
* SeAT service in modular service app format
* Replace string concatenation with formatters
* Fix incorrect references to user
* Fix exception when user doesn't have seat active
* Prevent deletion of seat API keys by default
* Improve api response error handling
* Corrected notification message
* Added missing view returns
* Update SeAT to use permissions based access
* Update password generator to new style
* Correct logging message
* Fix seat role update tasks
* Correct validate user logic
* Add seat test settings
* Added basic seat unit tests
* Added add permissions function from other branch
* Remove obsolete settings references
