plugins.ilive: Refactor to use the validation API.
plugins.ilive: Refactor to use the validation API.

Also remove the HLS streams since they no longer exist.

wlerin/streamlink,beardypig/streamlink,chrippa/livestreamer,lyhiving/livestreamer,okaywit/livestreamer,charmander/livestreamer,jtsymon/livestreamer,lyhiving/livestreamer,gravyboat/streamlink,Feverqwe/livestreamer,beardypig/streamlink,Saturn/livestreamer,hmit/livestreamer,streamlink/streamlink,melmorabity/streamlink,ethanhlc/streamlink,bastimeyer/streamlink,back-to/streamlink,melmorabity/streamlink,sbstp/streamlink,streamlink/streamlink,jtsymon/livestreamer,chhe/livestreamer,gtmanfred/livestreamer,fishscene/streamlink,Masaz-/livestreamer,Saturn/livestreamer,caorong/livestreamer,gravyboat/streamlink,Feverqwe/livestreamer,mmetak/streamlink,Masaz-/livestreamer,chrippa/livestreamer,gtmanfred/livestreamer,wlerin/streamlink,blxd/livestreamer,Klaudit/livestreamer,mmetak/streamlink,flijloku/livestreamer,Dobatymo/livestreamer,intact/livestreamer,caorong/livestreamer,javiercantero/streamlink,Klaudit/livestreamer,hmit/livestreamer,okaywit/livestreamer,programming086/livestreamer,blxd/livestreamer,programming086/livestreamer,javiercantero/streamlink,ethanhlc/streamlink,bastimeyer/streamlink,chhe/streamlink,wolftankk/livestreamer,Dobatymo/livestreamer,charmander/livestreamer,back-to/streamlink,derrod/livestreamer,flijloku/livestreamer,chhe/livestreamer,chhe/streamlink,fishscene/streamlink,derrod/livestreamer,sbstp/streamlink,wolftankk/livestreamer,intact/livestreamer