def fmt
      formated = {}
      attrs.each_key do |key|
        formated[camelize(key)] = attrs[key]
      end
      formated
    end
def fmt
      formated = {}
      attrs.each_key do |key|
        formated[camelize(key)] = attrs[key]
      end
      formated
    end
returns a hash containing formated host config data

 @returns [Hash]