Expose all functions of the helper module.

modules/plugin_dbui/__init__.py

@@ -8,20 +8,24 @@ from directsvc import DBUI, DirectSvc
 from fieldsmodifier import FieldsModifier
 from formmodifier import configure_forms, FormModifier
 from gridmodifier import configure_grids, GridModifier
-from helper import (decode_field,
+from helper import (as_list,
+                    decode_field,
+                    encode_field,
                     get_field_validators,
                     get_foreign_field,
                     get_js_files, 
                     get_language,
                     get_plugin_path,
-                    get_reference_paths, 
+                    get_reference_paths,
+                    get_set_field,
                     get_script_path,
                     get_set_field,
                     get_where_query,
                     is_foreign_field,
                     is_mathjax,
                     is_set_field,
-                    is_table_with_foreign_fields)
+                    is_table_with_foreign_fields,
+                    rows_serializer)
 from mapper import map_default, map_tabpanel
 from modifier import Spacer, Widget
 from navtree import Node, to_panelWithUrlSelector, to_urlPanel