* Test runner: Detect extra property in 'actual' but not in 'expected'.
Also update all expected.json where this would result in errors.
* Include rmExpected.js script in case it is needed again
* master:
Upgrade flow to 0.41
Throw error if new.target is used outside of a function (#402)
Fix watch command (#403)
Update yarn lock
Fix parsing of class properties (#351)
# Conflicts:
# src/parser/statement.js
# test/fixtures/experimental/class-constructor-call/illegal-key/options.json
* This removes the exponentiationOperator as it is now in es2016
* Remove from tests
* Remove asyncFunctions and restructure test dirs
* Remove trailingFunctionCommas