appended license header to files

append-license.py

...jams/common/objects/requests/DeviceRevocationRequest.java

...ms/common/objects/responses/DeviceRevocationResponse.java

.../common/objects/responses/SubscriptionStatusResponse.java

...rc/main/java/net/jami/jams/common/updater/AppUpdater.java

...in/java/net/jami/jams/common/updater/FileDescription.java

...ain/java/net/jami/jams/common/updater/FileRepository.java

...et/jami/jams/common/updater/FullSystemStatusResponse.java

.../jams/common/updater/subscription/LicenseInformation.java

...mi/jams/common/updater/subscription/SubscriptionType.java

...in/java/net/jami/jams/common/utils/PasswordGenerator.java

...main/java/net/jami/jams/common/utils/VersioningUtils.java

...ava/net/jami/jams/common/utils/PasswordGeneratorTest.java

.../java/net/jami/jams/common/utils/VersioningUtilsTest.java

...launcher/src/main/java/launcher/loaders/ServerLoader.java

...auncher/src/main/java/launcher/loaders/UpdaterLoader.java

...s/server/core/workflows/ActivateSubscriptionWorkflow.java

...n/java/net/jami/jams/server/licensing/LicenseService.java

...r/servlets/api/admin/directory/DirectoryEntryServlet.java

...server/servlets/api/admin/update/SubscriptionServlet.java