cot_build_extrafields cot_build_extrafields_data cot_default_html_construction cot_extrafield_add cot_extrafield_movefiles cot_extrafield_remove cot_extrafield_title cot_extrafield_unlinkfiles cot_extrafield_update cot_extrafields_register_table cot_import_extrafields cot_import_filesarray cot_load_extrafields