add default empty options for factories (#1016) #1076

Job	Run time
lint	1m 11s
crossbrowser_and_umd_unit_tests	6h 0m 14s
unit_tests (16)	1m 58s
unit_tests (18)	1m 41s
unit_tests (20)	1m 42s
unit_tests (22)	1m 36s
fullstack_production_suite / test	6s
integration_tests / test	7s
lint_markdown_files / lint	57s
Coveralls coverage	2s
	6h 9m 34s

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