rails2.3-to-rails3.2

https://github.com/rails/rails/blob/2-3-stable/activesupport/lib/active_support/values/time_zone.rb#L26-L170
https://github.com/rails/rails/blob/3-2-stable/activesupport/lib/active_support/values/time_zone.rb#L28-L173

$ diff rails2.3 rails3.2
3c3
< "Samoa"                        => "Pacific/Pago_Pago"
---
> "American Samoa"               => "Pacific/Pago_Pago"
30c30
< "Georgetown"                   => "America/Argentina/San_Juan"
---
> "Georgetown"                   => "America/Guyana"
36c36
< "Edinburgh"                    => "Europe/Dublin"
---
> "Edinburgh"                    => "Europe/London"
65c65
< "Kyev"                         => "Europe/Kiev"
---
> "Kyiv"                         => "Europe/Kiev"
98c98
< "Kathmandu"                    => "Asia/Katmandu"
---
> "Kathmandu"                    => "Asia/Kathmandu"
142a143,144
> "Tokelau Is."                  => "Pacific/Fakaofo"
> "Samoa"                        => "Pacific/Apia"

rails3.2-to-rails4.2

https://github.com/rails/rails/blob/3-2-stable/activesupport/lib/active_support/values/time_zone.rb#L28-L173
https://github.com/rails/rails/blob/4-2-stable/activesupport/lib/active_support/values/time_zone.rb#L37-L187

$ diff rails3.2 rails4.2
29a30
> "Montevideo"                   => "America/Montevideo"
75a77
> "Kaliningrad"                  => "Europe/Kaliningrad"
78c80,81
< "Volgograd"                    => "Europe/Moscow"
---
> "Volgograd"                    => "Europe/Volgograd"
> "Samara"                       => "Europe/Samara"
118c121
< "Ulaan Bataar"                 => "Asia/Ulaanbaatar"
---
> "Ulaanbaatar"                  => "Asia/Ulaanbaatar"
135c138,139
< "Solomon Is."                  => "Asia/Magadan"
---
> "Srednekolymsk"                => "Asia/Srednekolymsk"
> "Solomon Is."                  => "Pacific/Guadalcanal"
143a148
> "Chatham Is."                  => "Pacific/Chatham"