Bump eslint from 3.19.0 to 4.18.2

Bumps [eslint](https://github.com/eslint/eslint) from 3.19.0 to 4.18.2.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v3.19.0...v4.18.2)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -31,7 +31,7 @@
     "babel-register": "^6.18.0",
     "cross-env": "^3.1.4",
     "del-cli": "^0.2.1",
-    "eslint": "^3.12.2",
+    "eslint": "^4.18.2",
     "eslint-config-i-am-meticulous": "^6.0.1",
     "eslint-plugin-babel": "^4.0.0",
     "eslint-plugin-import": "^2.2.0",