coding #2 change name to variable from by sender and change type of variable TO by String []
coding #2 remove import and annotation transactional, and edited of variables of sendMail
coding #2 is commented this test by problems with de mock
coding #2 add library of tags
coding #2 change type of variable To by String and remove propertie blank in teh constraints
coding #2 modification type of get params the method sendNotificationTo