Added better error message for when the class name is already used (and dont show suggestions if there are none)
Added better error message for when the class name is already used (and dont show suggestions if there are none)

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