def default_strategies(*strategies)
      opts  = Hash === strategies.last ? strategies.pop : {}
      hash  = self[:default_strategies]
      scope = opts[:scope] || :_all

      hash[scope] = strategies.flatten unless strategies.empty?
      hash[scope] || hash[:_all] || []
    end
def default_strategies(*strategies)
      opts  = Hash === strategies.last ? strategies.pop : {}
      hash  = self[:default_strategies]
      scope = opts[:scope] || :_all

      hash[scope] = strategies.flatten unless strategies.empty?
      hash[scope] || hash[:_all] || []
    end
Set the default strategies to use.
 :api: public