Fix for babel-source '~> 5.8.10'
Fix for babel-source '~> 5.8.10'

These versions changes how to deal with `moduleRoot`.
If it is `''` (not `null`), module name parsed as the beginning with `/`.

Example:
* NG: `/some/module`
* OK: `some/module`

tricknotes/ember-es6_template,tricknotes/ember-es6_template