Add more documentation to TimeWithZone
Add more documentation to TimeWithZone

[ci skip]

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