minor edits in serializers guide
minor edits in serializers guide

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