minor spacing fix in code example in ActionMailer::Base.
minor spacing fix in code example in ActionMailer::Base.

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