chore(package): update eslint to version 6.1.0

Closes #151

Author: greenkeeper[bot]

package.json

@@ -38,7 +38,7 @@
     "codecov": "^3.0.0",
     "cross-env": "^5.0.5",
     "del-cli": "^1.1.0",
-    "eslint": "^5.0.1",
+    "eslint": "^6.1.0",
     "eslint-config-i-am-meticulous": "^11.0.0",
     "eslint-config-prettier": "^4.0.0",
     "eslint-plugin-babel": "^5.0.0",