rails/rails — pull request #10281 by vipulnsward (2013-04-21 08:03:30+00:00)
Title: add ActiveSupport::TimeZone.add_new_tz method 

Currently `ActiveSupport::TimeZone::MAPPING` limits adding new tz mappings to `ActiveSupport::TimeZone`.

This PR trier to provide a method `ActiveSupport::TimeZone.add_new_tz` to support adding more Timezone mappings

Fixes #10276