Year book

It is used to get ingormation and add about the year book.

Need subscription flag: FLAG_MODULE_YEARBOOK

Type	URI	Description
GET	./anuar	It is used to return a list with all users from a chosen class that has or not photo in the year book.
POST	./anuar	It is used to add or change a picture for the year book for a user.
DELETE	./anuar	It is used to delete the picture from the yearbook for a user.