chore(package): update eslint-plugin-import to version 1.8.0 (#362)

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -158,7 +158,7 @@
     "css-loader": "0.23.1",
     "eslint": "2.9.0",
     "eslint-config-airbnb": "8.0.0",
-    "eslint-plugin-import": "1.7.0",
+    "eslint-plugin-import": "1.8.0",
     "eslint-plugin-jsx-a11y": "1.2.0",
     "eslint-plugin-react": "5.1.1",
     "json-loader": "0.5.4",