Don't do flake8 check for tests and examples for python < 3.5
Don't do flake8 check for tests and examples for python < 3.5

elastic-coders/aiohttp,moden-py/aiohttp,mind1master/aiohttp,alex-eri/aiohttp-1,elastic-coders/aiohttp,singulared/aiohttp,panda73111/aiohttp,jettify/aiohttp,esaezgil/aiohttp,jettify/aiohttp,hellysmile/aiohttp,decentfox/aiohttp,pfreixes/aiohttp,z2v/aiohttp,pfreixes/aiohttp,arthurdarcet/aiohttp,hellysmile/aiohttp,decentfox/aiohttp,rutsky/aiohttp,vaskalas/aiohttp,jashandeep-sohi/aiohttp,alex-eri/aiohttp-1,rutsky/aiohttp,z2v/aiohttp,Srogozins/aiohttp,playpauseandstop/aiohttp,panda73111/aiohttp,Eyepea/aiohttp,vaskalas/aiohttp,moden-py/aiohttp,esaezgil/aiohttp,alex-eri/aiohttp-1,mind1master/aiohttp,jettify/aiohttp,arthurdarcet/aiohttp,jashandeep-sohi/aiohttp,esaezgil/aiohttp,juliatem/aiohttp,flying-sheep/aiohttp,KeepSafe/aiohttp,mind1master/aiohttp,Insoleet/aiohttp,moden-py/aiohttp,singulared/aiohttp,juliatem/aiohttp,AraHaanOrg/aiohttp,z2v/aiohttp,vaskalas/aiohttp,panda73111/aiohttp,AraHaanOrg/aiohttp,elastic-coders/aiohttp,singulared/aiohttp,rutsky/aiohttp,KeepSafe/aiohttp,arthurdarcet/aiohttp,jashandeep-sohi/aiohttp,KeepSafe/aiohttp,decentfox/aiohttp