Add description for new hls_maxskippedfragments config option.
Add description for new hls_maxskippedfragments config option.

clappr/flashls,vidible/vdb-flashls,mangui/flashls,jlacivita/flashls,jlacivita/flashls,NicolasSiver/flashls,hola/flashls,vidible/vdb-flashls,tedconf/flashls,mangui/flashls,NicolasSiver/flashls,fixedmachine/flashls,hola/flashls,clappr/flashls,neilrackett/flashls,tedconf/flashls,fixedmachine/flashls,neilrackett/flashls