* - created packages for each logical part of application
- created validator for WebsiteUser rest API
- created ValidatorEventRegister class which fixes known bug for not
detecting generated events
- created custom Exception Handler which creates better response
messages
* Code formatting
* formated pom.xml
replaced for loops with streams
fixed bug while getting all beans
* removed unnecessary code
changed repository type
* - added test for Spring Data REST APIs
- changed bad request return code
- formated code