update gemspec
update gemspec

apepper/faraday,grosser/faraday,petems/faraday,prcongithub/faraday,santiagodoldan/faraday,whomwah/faraday,prcongithub/faraday,jhass/faraday,lostisland/faraday,jrafanie/faraday,hstrowd/faraday,mauricionr/faraday,stayhero/faraday,nevans/faraday,ru-faraon/Faraday-is-an-HTTP-client,daviswahl/faraday,daviswahl/faraday,davoclavo/faraday,stayhero/faraday,mehulkar/faraday,flower-pot/faraday,santiagodoldan/faraday,apepper/faraday,pvdb/faraday,ru-faraon/Faraday-is-an-HTTP-client,ekampp/faraday,jrafanie/faraday,travis-repos/faraday,fbjork/faraday,spyofchina/faraday,O-I/faraday,luvtechno/faraday,customink/faraday,mehulkar/faraday,iamjarvo/faraday,coinbase/faraday,grosser/faraday,hrysd/faraday,pcarrier-packaging/deb-ruby-faraday,avdi/faraday,zanker/faraday,spyofchina/faraday,hstrowd/faraday,jhass/faraday,luvtechno/faraday,engineyard/faraday,davidcornu/faraday,ekampp/faraday,lostisland/faraday,customink/faraday,ngpestelos/faraday,AvaelKross/faraday,pvdb/faraday,O-I/faraday,AvaelKross/faraday,iamjarvo/faraday,flower-pot/faraday,zanker/faraday,davidcornu/faraday,hrysd/faraday,engineyard/faraday,zhaoxl/faraday,coinbase/faraday,mauricionr/faraday,lgierth/faraday,zhaoxl/faraday,davoclavo/faraday,petems/faraday,nevans/faraday,ngpestelos/faraday,pcarrier-packaging/deb-ruby-faraday