Remove unused variable 'regex'
Remove unused variable 'regex'

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