Hash#slice
ignores non existing keys.
- Drop support to Ruby 1.8.7 / REE
- Drop support to Rails 2.3 / 3.0 / 3.1
- Remove deprecated stuff:
- Setting
:default_exception_hander
Symbol toI18n.exception_handler
. normalize_translation_keys
in favor ofnormalize_keys
.:rescue_format
option on the exception handler.enforce_available_locales
now defaults to true with no deprecation message.
- Setting