Remove warning of unused variable
Remove warning of unused variable

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