Extensible select and enumeration types

and their elements in schema Drawing_definition_arm taking into account BASED_ON types


 appearance_context - EXTENSIBLE GENERIC_ENTITY SELECT
          Representation

 appearance_select - EXTENSIBLE GENERIC_ENTITY SELECT

 area_select - EXTENSIBLE SELECT
          View_area

 external_identification_item - EXTENSIBLE GENERIC_ENTITY SELECT
          File

 identification_item - EXTENSIBLE SELECT

 measure_value - EXTENSIBLE SELECT
          any_number_value
          any_string_value
          length_measure
          plane_angle_measure

 overriding_style_context - EXTENSIBLE GENERIC_ENTITY SELECT
          Detailed_geometric_model_element
          Styled_model

 point_select - EXTENSIBLE GENERIC_ENTITY SELECT
          Cartesian_point
          Point_on_curve
          Point_on_surface

 presentation_association_select - EXTENSIBLE GENERIC_ENTITY SELECT

 presented_model_select - EXTENSIBLE GENERIC_ENTITY SELECT
          Styled_model

 template_definition_select - EXTENSIBLE SELECT
          Geometric_model

 view_area_element_select - EXTENSIBLE GENERIC_ENTITY SELECT
          Axis_placement_2d
          Styled_element
          View_area_replication

 view_element_select - EXTENSIBLE GENERIC_ENTITY SELECT
          Axis_placement_2d
          Camera_image_2d_with_scale
          Styled_element