Remove unused require
Remove unused require

This is no longer used since fd6aaaa.

EmmaB/rails-1,iainbeeston/rails,gfvcastro/rails,tjschuck/rails,aditya-kapoor/rails,mohitnatoo/rails,repinel/rails,schuetzm/rails,shioyama/rails,baerjam/rails,yasslab/railsguides.jp,aditya-kapoor/rails,printercu/rails,iainbeeston/rails,flanger001/rails,deraru/rails,flanger001/rails,betesh/rails,kddeisz/rails,illacceptanything/illacceptanything,arunagw/rails,MSP-Greg/rails,lcreid/rails,assain/rails,deraru/rails,fabianoleittes/rails,shioyama/rails,repinel/rails,vipulnsward/rails,illacceptanything/illacceptanything,travisofthenorth/rails,betesh/rails,bogdanvlviv/rails,yhirano55/rails,illacceptanything/illacceptanything,Edouard-chin/rails,arunagw/rails,Vasfed/rails,illacceptanything/illacceptanything,yhirano55/rails,mechanicles/rails,schuetzm/rails,aditya-kapoor/rails,illacceptanything/illacceptanything,yahonda/rails,rafaelfranca/omg-rails,Edouard-chin/rails,tgxworld/rails,yahonda/rails,yhirano55/rails,yahonda/rails,Vasfed/rails,joonyou/rails,Erol/rails,kmcphillips/rails,illacceptanything/illacceptanything,aditya-kapoor/rails,prathamesh-sonpatki/rails,joonyou/rails,yalab/rails,georgeclaghorn/rails,Erol/rails,Envek/rails,jeremy/rails,starknx/rails,utilum/rails,starknx/rails,brchristian/rails,palkan/rails,BlakeWilliams/rails,arunagw/rails,pvalena/rails,untidy-hair/rails,yhirano55/rails,eileencodes/rails,yalab/rails,gauravtiwari/rails,gauravtiwari/rails,MSP-Greg/rails,Edouard-chin/rails,lcreid/rails,illacceptanything/illacceptanything,mohitnatoo/rails,printercu/rails,rafaelfranca/omg-rails,shioyama/rails,joonyou/rails,mechanicles/rails,yawboakye/rails,gfvcastro/rails,untidy-hair/rails,Stellenticket/rails,travisofthenorth/rails,printercu/rails,lcreid/rails,fabianoleittes/rails,BlakeWilliams/rails,vipulnsward/rails,odedniv/rails,Envek/rails,assain/rails,illacceptanything/illacceptanything,yasslab/railsguides.jp,Envek/rails,georgeclaghorn/rails,eileencodes/rails,illacceptanything/illacceptanything,schuetzm/rails,repinel/rails,brchristian/rails,esparta/rails,illacceptanything/illacceptanything,rafaelfranca/omg-rails,mohitnatoo/rails,betesh/rails,shioyama/rails,utilum/rails,yawboakye/rails,tgxworld/rails,esparta/rails,kddeisz/rails,tjschuck/rails,repinel/rails,Vasfed/rails,baerjam/rails,pvalena/rails,georgeclaghorn/rails,utilum/rails,illacceptanything/illacceptanything,baerjam/rails,kddeisz/rails,illacceptanything/illacceptanything,arunagw/rails,fabianoleittes/rails,iainbeeston/rails,rails/rails,illacceptanything/illacceptanything,palkan/rails,rails/rails,tgxworld/rails,EmmaB/rails-1,Stellenticket/rails,illacceptanything/illacceptanything,travisofthenorth/rails,EmmaB/rails-1,schuetzm/rails,yasslab/railsguides.jp,yasslab/railsguides.jp,yahonda/rails,BlakeWilliams/rails,untidy-hair/rails,vipulnsward/rails,mechanicles/rails,deraru/rails,tjschuck/rails,gauravtiwari/rails,jeremy/rails,palkan/rails,printercu/rails,odedniv/rails,notapatch/rails,gfvcastro/rails,yawboakye/rails,betesh/rails,illacceptanything/illacceptanything,notapatch/rails,flanger001/rails,brchristian/rails,Erol/rails,jeremy/rails,kmcphillips/rails,deraru/rails,Envek/rails,notapatch/rails,yawboakye/rails,esparta/rails,rails/rails,odedniv/rails,yalab/rails,travisofthenorth/rails,esparta/rails,MSP-Greg/rails,kmcphillips/rails,flanger001/rails,kddeisz/rails,georgeclaghorn/rails,lcreid/rails,assain/rails,starknx/rails,tjschuck/rails,Erol/rails,BlakeWilliams/rails,notapatch/rails,pvalena/rails,MSP-Greg/rails,yalab/rails,Stellenticket/rails,kmcphillips/rails,prathamesh-sonpatki/rails,pvalena/rails,prathamesh-sonpatki/rails,bogdanvlviv/rails,mechanicles/rails,vipulnsward/rails,iainbeeston/rails,eileencodes/rails,assain/rails,bogdanvlviv/rails,palkan/rails,bogdanvlviv/rails,untidy-hair/rails,mohitnatoo/rails,baerjam/rails,fabianoleittes/rails,tgxworld/rails,gfvcastro/rails,utilum/rails,jeremy/rails,rails/rails,eileencodes/rails,prathamesh-sonpatki/rails,Vasfed/rails,Edouard-chin/rails,Stellenticket/rails,joonyou/rails