Optimize multidicts by adding __slots__
Optimize multidicts by adding __slots__

mind1master/aiohttp,esaezgil/aiohttp,alex-eri/aiohttp-1,jettify/aiohttp,Srogozins/aiohttp,arthurdarcet/aiohttp,esaezgil/aiohttp,juliatem/aiohttp,alexsdutton/aiohttp,alex-eri/aiohttp-1,KeepSafe/aiohttp,z2v/aiohttp,esaezgil/aiohttp,pfreixes/aiohttp,rutsky/aiohttp,vedun/aiohttp,noplay/aiohttp,juliatem/aiohttp,alunduil/aiohttp,saghul/aiohttp,z2v/aiohttp,iksteen/aiohttp,moden-py/aiohttp,alexsdutton/aiohttp,elastic-coders/aiohttp,pathcl/aiohttp,hellysmile/aiohttp,singulared/aiohttp,jettify/aiohttp,morgan-del/aiohttp,KeepSafe/aiohttp,decentfox/aiohttp,decentfox/aiohttp,jashandeep-sohi/aiohttp,jojurajan/aiohttp,noodle-learns-programming/aiohttp,AraHaanOrg/aiohttp,decentfox/aiohttp,z2v/aiohttp,alex-eri/aiohttp-1,mind1master/aiohttp,AlexLisovoy/aiohttp,rutsky/aiohttp,jettify/aiohttp,rutsky/aiohttp,elastic-coders/aiohttp,panda73111/aiohttp,KeepSafe/aiohttp,noplay/aiohttp,jashandeep-sohi/aiohttp,Insoleet/aiohttp,playpauseandstop/aiohttp,avanov/aiohttp,hellysmile/aiohttp,jojurajan/aiohttp,Eyepea/aiohttp,arthurdarcet/aiohttp,moden-py/aiohttp,vaskalas/aiohttp,vasylbo/aiohttp,vaskalas/aiohttp,sterwill/aiohttp,mind1master/aiohttp,arthurdarcet/aiohttp,saghul/aiohttp,panda73111/aiohttp,andyaguiar/aiohttp,singulared/aiohttp,vaskalas/aiohttp,moden-py/aiohttp,danielnelson/aiohttp,iksteen/aiohttp,singulared/aiohttp,flying-sheep/aiohttp,AraHaanOrg/aiohttp,panda73111/aiohttp,AlexLisovoy/aiohttp,pfreixes/aiohttp,jashandeep-sohi/aiohttp,elastic-coders/aiohttp