module Hashie::Extensions::MethodReader

def method_missing(name, *args)
  if key?(name)
    self[name]
  else
    sname = name.to_s
    if key?(sname)
      self[sname]
    elsif sname[-1] == '?'
      kname = sname[0..-2]
      key?(kname) || key?(kname.to_sym)
    else
      super
    end
  end
end

def respond_to_missing?(name, include_private = false)
  return true if key?(name.to_s) || key?(name.to_sym)
  super
end