# File lib/rabl/configuration.rb, line 43
    def initialize
      @include_json_root     = true
      @include_child_root    = true
      @include_msgpack_root  = true
      @include_plist_root    = true
      @include_xml_root      = false
      @include_bson_root     = true
      @enable_json_callbacks = false
      @bson_check_keys       = false
      @bson_move_id          = false
      @json_engine           = nil
      @msgpack_engine        = nil
      @bson_engine           = nil
      @plist_engine          = nil
      @xml_options           = {}
      @cache_sources         = false
      @cache_all_output      = false
      @escape_all_output     = false
      @view_paths            = []
      @cache_engine          = Rabl::CacheEngine.new
    end