pg guides, some stylistic changes [ci skip]
pg guides, some stylistic changes [ci skip]

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