Bump babel-eslint to 4.1.8

Patches:
babel/babel-eslint@v4.1.3...v4.1.8

Author: Will Fleming

package.json

@@ -8,7 +8,7 @@
     "url": "http://github.com/codeclimate/codeclimate-eslint.git"
   },
   "dependencies": {
-    "babel-eslint": "4.1.3",
+    "babel-eslint": "4.1.8",
     "eslint": "codeclimate/eslint.git#d24d0b",
     "eslint-config-airbnb": "^5.0.0",
     "eslint-plugin-babel": "2.1.1",