README: update list of companies using flashls Ubicast related to https://github.com/mangui/flashls/issues/459
README: update list of companies using flashls
Ubicast
related to https://github.com/mangui/flashls/issues/459

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