* refactor and add test to changelog
* group changelog into areas
* remove revert and reverted commits from changelog
* make sure Revert commits that revert a commit in a previous changelog are not filtered
* run "yarn test" as part of "yarn test-unit"
* remove advanced syntax
* remove advanced syntax
* temp changelog
* remove temp changelog
* remove global jest config
* Delete symlink
* scope jest dir to just the test files we care about
