TimeWithZone#advance: leverage Hash#values_at and non-block form of #any? for a little less line noise, and a slight speedup (thanks raggi and Roman2K)
TimeWithZone#advance: leverage Hash#values_at and non-block form of #any? for a little less line noise, and a slight speedup (thanks raggi and Roman2K)

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