fix tests on py3.4
fix tests on py3.4

arthurdarcet/aiohttp,juliatem/aiohttp,KeepSafe/aiohttp,AraHaanOrg/aiohttp,rutsky/aiohttp,arthurdarcet/aiohttp,playpauseandstop/aiohttp,AraHaanOrg/aiohttp,hellysmile/aiohttp,juliatem/aiohttp,alex-eri/aiohttp-1,rutsky/aiohttp,Eyepea/aiohttp,hellysmile/aiohttp,KeepSafe/aiohttp,arthurdarcet/aiohttp,pfreixes/aiohttp,KeepSafe/aiohttp,alex-eri/aiohttp-1,rutsky/aiohttp,alex-eri/aiohttp-1,pfreixes/aiohttp