[FSSDK-11938] custom header #1343

Job	Run time
lint	59s
crossbrowser_and_umd_unit_tests	6m 31s
lint_markdown_files / lint	1m 9s
unit_tests (14)	2m 15s
integration_tests / test	9s
unit_tests (16)	2m 14s
unit_tests (20)	2m 10s
unit_tests (18)	2m 14s
fullstack_production_suite / test	5s
Coveralls coverage	-1s
unit_tests (14)	2m 6s
unit_tests (18)	2m 5s
unit_tests (16)	2m 10s
unit_tests (20)	2m 6s
lint_markdown_files / lint	1m 9s
integration_tests / test	9s
fullstack_production_suite / test	5s
lint	59s
crossbrowser_and_umd_unit_tests	6m 31s
Coveralls coverage	3s
	35m 8s

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