Fixing eslint errors in packages. Updated .eslintrc.json to enable es6.#146

Merged

luluzhao merged 2 commits intoaws:masterfrom srprash:master

Jul 2, 2019

+138-136

Commits on Jun 26, 2019

fixed eslint errors in packages/core/
srprash
committed

Commits on Jun 28, 2019

updated the .eslintrc.json to set es6 as true. This is to avoid getting errors on es6 global variables
srprash
committed