Refs #3301 - Reformat to use only ${} instead of $()
Fixes #3301 - Reformat to use only ${} instead of $() for initial-promises too
Merge pull request #61 from nperron/bug_3301/dev/change_each_dollar_with_parenthesis_by_dollar_with_curled_braces

Refs #3301 - Reformat to use only ${} instead of $()