Added LICENSE

gms/src/main/java/it/inaf/ia2/gms/authn/RapPrincipal.java

gms/src/main/java/it/inaf/ia2/gms/authn/SecurityConfig.java

...src/main/java/it/inaf/ia2/gms/authn/ServletRapClient.java

gms/src/main/java/it/inaf/ia2/gms/authn/SessionData.java

...ain/java/it/inaf/ia2/gms/controller/GroupsController.java

.../it/inaf/ia2/gms/controller/GroupsTabResponseBuilder.java

...n/java/it/inaf/ia2/gms/controller/HomePageController.java

...naf/ia2/gms/controller/InvitedRegistrationController.java

...a/it/inaf/ia2/gms/controller/JWTWebServiceController.java

.../java/it/inaf/ia2/gms/controller/KeepAliveController.java

...in/java/it/inaf/ia2/gms/controller/MembersController.java

...ava/it/inaf/ia2/gms/controller/PermissionsController.java

...ain/java/it/inaf/ia2/gms/controller/SearchController.java

...main/java/it/inaf/ia2/gms/controller/UsersController.java

...n/java/it/inaf/ia2/gms/exception/BadRequestException.java

.../main/java/it/inaf/ia2/gms/exception/ErrorController.java

...src/main/java/it/inaf/ia2/gms/exception/GmsException.java

...va/it/inaf/ia2/gms/exception/LoggingExceptionHandler.java

...ain/java/it/inaf/ia2/gms/exception/NotFoundException.java

...java/it/inaf/ia2/gms/exception/UnauthorizedException.java