add exceptions throwing and handling
add bib and color other
throw EmptyResultDataException if id not found
ass privacy field
add tag convertor
private athlete can't be recognized
new admin UI
improve admin ui
admin in english
create image hierarchy and inheritence
create Client entity
add full advertisement API support
add dropdown list
add @NotNull constraint
handle NullPointerException
rename criteria
Update Readme.md
Merge pull request #13 from alexisduque/master

Exceptions, GUI & Criteria