Breaking: acorn to 8.1.0 (fixes #470) (#473)
Breaking: acorn to 8.1.0 (fixes #470) (#473)

* Breaking: acorn to 8.1.0

changelog:
https://github.com/acornjs/acorn/blob/master/acorn/CHANGELOG.md#breaking-changes

fixes #470, #472

* Update tests/lib/parse.js

Co-authored-by: Milos Djermanovic <09effffbacd6aa64768aaadbbc9f72e56597fccc@gmail.com>

* fix: add ecmaversion>5

* fix: remove #472 test case

Co-authored-by: Milos Djermanovic <09effffbacd6aa64768aaadbbc9f72e56597fccc@gmail.com>
eslint/espree