plugins.picarto: updated plugin to use tech_switch divs to find the stream parameters
plugins.picarto: updated plugin to use tech_switch divs to find the stream parameters

mmetak/streamlink,wlerin/streamlink,javiercantero/streamlink,wlerin/streamlink,beardypig/streamlink,bastimeyer/streamlink,mmetak/streamlink,melmorabity/streamlink,beardypig/streamlink,gravyboat/streamlink,gravyboat/streamlink,back-to/streamlink,back-to/streamlink,bastimeyer/streamlink,streamlink/streamlink,melmorabity/streamlink,chhe/streamlink,streamlink/streamlink,chhe/streamlink,javiercantero/streamlink