fixes after review from @DeepDiver1975

apps/files_encryption/hooks/hooks.php

apps/files_encryption/js/settings-admin.js

apps/files_encryption/js/settings-personal.js

apps/files_encryption/lib/crypt.php

apps/files_encryption/lib/helper.php

apps/files_encryption/lib/keymanager.php

apps/files_encryption/lib/proxy.php

apps/files_encryption/lib/session.php

apps/files_encryption/lib/stream.php

apps/files_encryption/lib/util.php

apps/files_encryption/settings-admin.php

apps/files_encryption/settings-personal.php

apps/files_encryption/templates/settings-personal.php