Add public api for remote api

lib/composer/composer/autoload_classmap.php

lib/composer/composer/autoload_static.php

lib/private/Remote/Api/ApiBase.php

lib/private/Remote/Api/ApiCollection.php

lib/private/Remote/Api/ApiFactory.php

lib/private/Remote/Api/OCS.php

lib/private/Remote/Credentials.php

lib/private/Remote/Instance.php

lib/private/Remote/InstanceFactory.php

lib/private/Remote/User.php

lib/private/Server.php

lib/public/IServerContainer.php

lib/public/Remote/Api/IApiCollection.php

lib/public/Remote/Api/IApiFactory.php

lib/public/Remote/Api/ICapabilitiesApi.php

lib/public/Remote/Api/IUserApi.php

lib/public/Remote/ICredentials.php

lib/public/Remote/IInstance.php

lib/public/Remote/IInstanceFactory.php

lib/public/Remote/IUser.php