Core
* [extractor/common] Improve _json_ld
Extractors
+ [thisoldhouse] Add more fallbacks for video id
* [thisoldhouse] Fix video id extraction (13540, 13541)
* [xfileshare] Extend format regular expression (13536)
* [ted] Fix extraction (13535)
+ [tastytrade] Add support for tastytrade.com (13521)
* [dplayit] Relax video id regular expression (13524)
+ [generic] Extract more generic metadata (13527)
+ [bbccouk] Capture and output error message (13501, 13518)
* [cbsnews] Relax video info regular expression (13284, 13503)
+ [facebook] Add support for plugin video embeds and multiple embeds (13493)
* [soundcloud] Switch to https for API requests (13502)
* [pandatv] Switch to https for API and download URLs
+ [pandatv] Add support for https URLs (13491)
+ [niconico] Support sp subdomain (13494)