[task] initial thoughts about the selfadministration page
[task] updated new registration controller and registration user bean

also renamed mail template folder -> templates
added bean validation dependency
[task] added specific exceptions and validation process for registration
[task] renamed packages and put in some field for registration
[task] nearly completed new web interface and flow for registration
[task] added UserValidation unit test and changed package structure
Merge pull request #7 from dacrome/OSNG-402

[task] completed new implementation of registration process