class I18n::Backend::Chain

a lookup method with the same API as Simple backend does.
The implementation assumes that all backends added to the Chain implement
I18n.backend = I18n::Backend::Chain.new(I18n::Backend::ActiveRecord.new, I18n.backend)
# preserves the existing Simple backend set to I18n.backend
accessor:
You can add chained backends through the initializer or backends
To use the Chain backend instantiate it and set it to the I18n module.
translations in a database or other backends.
standard translations with a Simple backend but store custom application
a translation needs to be looked up. This is useful when you want to use
Backend that chains multiple other backends and checks each of them when