cleanup and removing cachefactory

apps/encryption/appinfo/encryption.php

apps/encryption/css/settings-personal.css

apps/encryption/hooks/apphooks.php

apps/encryption/hooks/filesystemhooks.php

apps/encryption/hooks/sharehooks.php

apps/encryption/hooks/userhooks.php

apps/encryption/js/detect-migration.js

apps/encryption/js/encryption.js

apps/encryption/js/settings-admin.js

apps/encryption/js/settings-personal.js

apps/encryption/l10n/.gitkeep

apps/encryption/lib/crypto/encryption.php

apps/encryption/lib/keymanager.php

apps/encryption/lib/util.php

apps/encryption/settings/settings-admin.php

apps/encryption/settings/settings-personal.php

apps/encryption/tests/lib/KeyManagerTest.php