Update sphinx from 1.5.5 to 1.5.6 (#1889)
Update sphinx from 1.5.5 to 1.5.6 (#1889)


rutsky/aiohttp,pfreixes/aiohttp,KeepSafe/aiohttp,playpauseandstop/aiohttp,arthurdarcet/aiohttp,rutsky/aiohttp,hellysmile/aiohttp,KeepSafe/aiohttp,arthurdarcet/aiohttp,pfreixes/aiohttp,hellysmile/aiohttp,KeepSafe/aiohttp,arthurdarcet/aiohttp,Eyepea/aiohttp,rutsky/aiohttp