Update links to new rails version in guides [ci skip]
Update links to new rails version in guides [ci skip]

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