Increment version to v1.0.79: Support folder listing API. Add support for conditional processing in CarrierWave plugin. Support tags in upload_large. Support url_suffix and use_root_path for private_cdn URL building. Allow using sign_url with type authenticated. Don't sign version component by default. Support for new domain sharding syntax and secure domain sharding. Support for secure_cdn_subdomain flag. Update Cloudinary's jQuery plugin to v1.0.21.