Fixing $urlArgs for service 'youtubeplaylist'
Fixing $urlArgs for service 'youtubeplaylist'

For the service 'youtubeplaylist', fixing an issue with the second '?'
in the URL, coming from $urlArgs.

Alexia/mediawiki-embedvideo,kolzchut/mediawiki-embedvideo,kolzchut/mediawiki-embedvideo