feat(package): update eslint

Author: Walker Leite

template/package.json

@@ -51,9 +51,10 @@
     "chai": "^4.1.0",
     "chai-http": "^3.0.0",
     "css-modulesify": "^0.28.0",
-    "eslint": "^3.17.1",
+    "eslint": "^4.15.0",
+    "eslint-config-airbnb-base": "^11.3.0",
     "eslint-config-loopback": "^8.0.0",
-    "eslint-plugin-vue": "beta",
+    "eslint-plugin-vue": "^4.0.0",
     "gulp": "^3.9.1",
     "gulp-autoprefixer": "^4.0.0",
     "gulp-babel": "^6.1.2",