markbates/configatron — pull request #58 by jlecour (2014-03-23 19:37:33+00:00)
Title: The #key? method should be supported

In fact, the `Hash#has_key?` has been (informaly) deprecated by `Hash#key?`
cf. http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/43765
so we should have a `Store#key?` method, and an `Store#has_key?` alias.