Revert "removing unused variable"
Revert "removing unused variable"

This reverts commit 3e4ede81d6b1ff3ea89eca33715a5a0d2f524dcf.

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