turn scope in to a linked list
turn scope in to a linked list

this makes scope rollback much easier

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