Removed the default values for ForceJPGThumbnails from renderer configs
Removed the default values for ThumbnailAsResource from renderer configs
Removed the default values for ChunkedTransfer from renderer configs
Removed the default values for CustomFFmpegOptions, OverrideFFmpegVideoFilter, CustomMencoderQualitySettings and CustomMencoderOptions from renderer configs
Removed the default values for DisableMencoderNoskip and SubtitleHttpHeader from renderer configs
Removed the default values for KeepAspectRatio, RescaleByRenderer, LimitFolders, ShowAudioMetadata and ShowSubMetadata from renderer configs