4.4.0

• Add import_run method to ExperimentWrapper
• Add workflow_task to Run class
• Add docs for ExperimentWrapper
• Add docs for QueryWrapper
• query.import_rows: add the params that were missing from the server's import action
  • audit_details, audit_user_comment, format, import_identity, import_url, module, module_resource, path, save_to_pipeline, text, use_async
  • data_file is now optional, the rows may instead come from text, path, or module_resource
  • Add InsertOption class enumerating the values accepted by insert_option
• Add clean_payload to utils
• Remove object_properties from Run, it was never sent to the server