Takes a video id and returns related videos
Arguments
- video_id
- Character. Required. No default. 
- max_results
- Maximum number of items that should be returned. Integer. Optional. Default is 50. Values over 50 trigger multiple requests and may increase API quota usage. 
- safe_search
- Character. Optional. Takes one of three values: - 'moderate',- 'none'(default) or- 'strict'
- ...
- Additional arguments passed to - tuber_GET.
Value
data.frame with 16 columns: video_id, rel_video_id,
publishedAt, channelId, title, description,
thumbnails.default.url, thumbnails.default.width, thumbnails.default.height,
thumbnails.medium.url,
thumbnails.medium.width, thumbnails.medium.height, thumbnails.high.url,
thumbnails.high.width,
thumbnails.high.height, channelTitle, liveBroadcastContent