Junaed/fssdk 1119 test js to ts (#1002) #1044

Job	Run time
crossbrowser_and_umd_unit_tests	6h 0m 14s
lint	58s
unit_tests (16)	1m 54s
unit_tests (18)	1m 41s
unit_tests (20)	2m 10s
unit_tests (22)	1m 39s
lint_markdown_files / lint	1m 3s
integration_tests / test	8s
fullstack_production_suite / test	6s
Coveralls coverage	4s
	6h 9m 57s

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