Update dependency eslint-plugin-import to v2.18.0

Thalia Technicie
2019-06-25T08:54:40+02:00

This MR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [eslint-plugin-import](https://github.com/benmosher/eslint-plugin-import) | devDependencies | minor | [`2.17.3` -> `2.18.0`](https://renova...