Fix ActiveModel::Errors#has_key? return value
Fix ActiveModel::Errors#has_key? return value

MSP-Greg/rails,samphilipd/rails,EmmaB/rails-1,bolek/rails,jeremy/rails,EmmaB/rails-1,amoody2108/TechForJustice,deraru/rails,yahonda/rails,betesh/rails,aditya-kapoor/rails,yasslab/railsguides.jp,untidy-hair/rails,Sen-Zhang/rails,gcourtemanche/rails,mechanicles/rails,MSP-Greg/rails,mtsmfm/railstest,tjschuck/rails,ledestin/rails,bradleypriest/rails,Vasfed/rails,joonyou/rails,Spin42/rails,printercu/rails,jeremy/rails,printercu/rails,arjes/rails,untidy-hair/rails,bogdanvlviv/rails,notapatch/rails,rossta/rails,rbhitchcock/rails,rails/rails,MSP-Greg/rails,sealocal/rails,xlymian/rails,ngpestelos/rails,vipulnsward/rails,kaspth/rails,kirs/rails-1,palkan/rails,88rabbit/newRails,vipulnsward/rails,alecspopa/rails,iainbeeston/rails,riseshia/railsguides.kr,Stellenticket/rails,sergey-alekseev/rails,georgeclaghorn/rails,kaspth/rails,fabianoleittes/rails,MichaelSp/rails,stefanmb/rails,88rabbit/newRails,repinel/rails,kirs/rails-1,yhirano55/rails,ttanimichi/rails,illacceptanything/illacceptanything,prathamesh-sonpatki/rails,baerjam/rails,odedniv/rails,assain/rails,felipecvo/rails,ledestin/rails,coreyward/rails,iainbeeston/rails,kamipo/rails,kmayer/rails,palkan/rails,rossta/rails,BlakeWilliams/rails,amoody2108/TechForJustice,schuetzm/rails,alecspopa/rails,schuetzm/rails,Stellenticket/rails,pschambacher/rails,illacceptanything/illacceptanything,mohitnatoo/rails,illacceptanything/illacceptanything,schuetzm/rails,esparta/rails,kenta-s/rails,tijwelch/rails,fabianoleittes/rails,arjes/rails,notapatch/rails,starknx/rails,yasslab/railsguides.jp,yawboakye/rails,illacceptanything/illacceptanything,illacceptanything/illacceptanything,pvalena/rails,joonyou/rails,riseshia/railsguides.kr,MichaelSp/rails,marklocklear/rails,yasslab/railsguides.jp,tijwelch/rails,matrinox/rails,marklocklear/rails,Spin42/rails,sealocal/rails,hanystudy/rails,lcreid/rails,gfvcastro/rails,baerjam/rails,mechanicles/rails,mtsmfm/railstest,xlymian/rails,jeremy/rails,iainbeeston/rails,yalab/rails,illacceptanything/illacceptanything,ttanimichi/rails,yhirano55/rails,deraru/rails,vassilevsky/rails,felipecvo/rails,illacceptanything/illacceptanything,mtsmfm/railstest,illacceptanything/illacceptanything,Vasfed/rails,utilum/rails,elfassy/rails,EmmaB/rails-1,koic/rails,kmayer/rails,Envek/rails,notapatch/rails,richseviora/rails,maicher/rails,esparta/rails,illacceptanything/illacceptanything,yahonda/rails,matrinox/rails,aditya-kapoor/rails,voray/rails,aditya-kapoor/rails,repinel/rails,bradleypriest/rails,rafaelfranca/omg-rails,voray/rails,tijwelch/rails,kaspth/rails,starknx/rails,printercu/rails,yahonda/rails,prathamesh-sonpatki/rails,illacceptanything/illacceptanything,Erol/rails,kmcphillips/rails,yalab/rails,ngpestelos/rails,88rabbit/newRails,kddeisz/rails,gauravtiwari/rails,bogdanvlviv/rails,vipulnsward/rails,mtsmfm/rails,notapatch/rails,BlakeWilliams/rails,mohitnatoo/rails,yahonda/rails,bogdanvlviv/rails,mechanicles/rails,samphilipd/rails,rbhitchcock/rails,Vasfed/rails,hanystudy/rails,Edouard-chin/rails,pvalena/rails,prathamesh-sonpatki/rails,repinel/rails,baerjam/rails,BlakeWilliams/rails,betesh/rails,gavingmiller/rails,brchristian/rails,kmcphillips/rails,travisofthenorth/rails,maicher/rails,samphilipd/rails,bogdanvlviv/rails,georgeclaghorn/rails,Vasfed/rails,eileencodes/rails,utilum/rails,Edouard-chin/rails,lucasmazza/rails,deraru/rails,riseshia/railsguides.kr,yawboakye/rails,BlakeWilliams/rails,bolek/rails,gfvcastro/rails,assain/rails,pvalena/rails,lcreid/rails,kddeisz/rails,illacceptanything/illacceptanything,tgxworld/rails,arunagw/rails,illacceptanything/illacceptanything,ttanimichi/rails,gcourtemanche/rails,arunagw/rails,amoody2108/TechForJustice,mohitnatoo/rails,georgeclaghorn/rails,brchristian/rails,kmcphillips/rails,yhirano55/rails,pvalena/rails,kddeisz/rails,joonyou/rails,flanger001/rails,eileencodes/rails,lcreid/rails,elfassy/rails,gfvcastro/rails,mathieujobin/reduced-rails-for-travis,gavingmiller/rails,starknx/rails,betesh/rails,travisofthenorth/rails,Stellenticket/rails,kachick/rails,yawboakye/rails,Envek/rails,Edouard-chin/rails,yalab/rails,Spin42/rails,palkan/rails,tjschuck/rails,Erol/rails,gavingmiller/rails,lucasmazza/rails,kddeisz/rails,koic/rails,Edouard-chin/rails,gauravtiwari/rails,vassilevsky/rails,coreyward/rails,gauravtiwari/rails,elfassy/rails,kachick/rails,jeremy/rails,riseshia/railsguides.kr,vipulnsward/rails,ledestin/rails,rails/rails,kenta-s/rails,kamipo/rails,shioyama/rails,illacceptanything/illacceptanything,tgxworld/rails,esparta/rails,tjschuck/rails,marklocklear/rails,mijoharas/rails,rossta/rails,betesh/rails,untidy-hair/rails,yhirano55/rails,richseviora/rails,illacceptanything/illacceptanything,tgxworld/rails,aditya-kapoor/rails,felipecvo/rails,mijoharas/rails,Envek/rails,flanger001/rails,lcreid/rails,hanystudy/rails,kmcphillips/rails,schuetzm/rails,arunagw/rails,alecspopa/rails,odedniv/rails,rails/rails,bolek/rails,esparta/rails,rafaelfranca/omg-rails,joonyou/rails,mtsmfm/rails,shioyama/rails,georgeclaghorn/rails,fabianoleittes/rails,eileencodes/rails,yawboakye/rails,baerjam/rails,kirs/rails-1,Sen-Zhang/rails,mohitnatoo/rails,rbhitchcock/rails,kenta-s/rails,utilum/rails,illacceptanything/illacceptanything,prathamesh-sonpatki/rails,travisofthenorth/rails,repinel/rails,stefanmb/rails,kachick/rails,stefanmb/rails,tgxworld/rails,pschambacher/rails,lucasmazza/rails,arjes/rails,sealocal/rails,iainbeeston/rails,Sen-Zhang/rails,printercu/rails,flanger001/rails,mathieujobin/reduced-rails-for-travis,gcourtemanche/rails,assain/rails,Erol/rails,travisofthenorth/rails,arunagw/rails,tjschuck/rails,voray/rails,MSP-Greg/rails,sergey-alekseev/rails,palkan/rails,mijoharas/rails,mechanicles/rails,MichaelSp/rails,richseviora/rails,yasslab/railsguides.jp,xlymian/rails,koic/rails,flanger001/rails,rafaelfranca/omg-rails,brchristian/rails,shioyama/rails,deraru/rails,mtsmfm/rails,rails/rails,coreyward/rails,assain/rails,odedniv/rails,sergey-alekseev/rails,matrinox/rails,Stellenticket/rails,ngpestelos/rails,vassilevsky/rails,Erol/rails,Envek/rails,bradleypriest/rails,kmayer/rails,shioyama/rails,utilum/rails,eileencodes/rails,kamipo/rails,pschambacher/rails,maicher/rails,untidy-hair/rails,mathieujobin/reduced-rails-for-travis,gfvcastro/rails,fabianoleittes/rails,yalab/rails